Home / 159,562.02-239,518.05-66,133.38

Finding the Fourth Proportional to 159,562.02, 239,518.05 and 66,133.38

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Solution

The fourth proportional to 159,562.02, 239,518.05 and 66,133.38 is: 99,272.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,562.02 : 239,518.05 = 66,133.38 : x
  2. Step 2: Convert to fraction form
    159,562.02/239,518.05 = 66,133.38/x
  3. Step 3: Cross multiply
    159,562.02x = 239,518.05 × 66,133.38
  4. Step 4: Simplify right side
    159,562.02x = 15,840,138,217.51
  5. Step 5: Solve for x
    x = 15,840,138,217.51/159,562.02
  6. Step 6: Final answer
    x = 99,272.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.