Home / 172,353,374.02-237,921,046.21-115,870,877.75

Finding the Fourth Proportional to 172,353,374.02, 237,921,046.21 and 115,870,877.75

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Solution

The fourth proportional to 172,353,374.02, 237,921,046.21 and 115,870,877.75 is: 159,951,150.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,353,374.02 : 237,921,046.21 = 115,870,877.75 : x
  2. Step 2: Convert to fraction form
    172,353,374.02/237,921,046.21 = 115,870,877.75/x
  3. Step 3: Cross multiply
    172,353,374.02x = 237,921,046.21 × 115,870,877.75
  4. Step 4: Simplify right side
    172,353,374.02x = 27,568,120,458,624,400
  5. Step 5: Solve for x
    x = 27,568,120,458,624,400/172,353,374.02
  6. Step 6: Final answer
    x = 159,951,150.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.