Home / 122,451.32-183,670.46-38,201.81

Finding the Fourth Proportional to 122,451.32, 183,670.46 and 38,201.81

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Solution

The fourth proportional to 122,451.32, 183,670.46 and 38,201.81 is: 57,300.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,451.32 : 183,670.46 = 38,201.81 : x
  2. Step 2: Convert to fraction form
    122,451.32/183,670.46 = 38,201.81/x
  3. Step 3: Cross multiply
    122,451.32x = 183,670.46 × 38,201.81
  4. Step 4: Simplify right side
    122,451.32x = 7,016,544,283.70
  5. Step 5: Solve for x
    x = 7,016,544,283.70/122,451.32
  6. Step 6: Final answer
    x = 57,300.69

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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.