Home / 72,211.29-108,285.94-24,831.15

Finding the Fourth Proportional to 72,211.29, 108,285.94 and 24,831.15

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Solution

The fourth proportional to 72,211.29, 108,285.94 and 24,831.15 is: 37,236.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,211.29 : 108,285.94 = 24,831.15 : x
  2. Step 2: Convert to fraction form
    72,211.29/108,285.94 = 24,831.15/x
  3. Step 3: Cross multiply
    72,211.29x = 108,285.94 × 24,831.15
  4. Step 4: Simplify right side
    72,211.29x = 2,688,864,419.03
  5. Step 5: Solve for x
    x = 2,688,864,419.03/72,211.29
  6. Step 6: Final answer
    x = 37,236.07

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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.