Home / 48,334.10-72,501.15-38,419.70

Finding the Fourth Proportional to 48,334.10, 72,501.15 and 38,419.70

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Solution

The fourth proportional to 48,334.10, 72,501.15 and 38,419.70 is: 57,629.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,334.10 : 72,501.15 = 38,419.70 : x
  2. Step 2: Convert to fraction form
    48,334.10/72,501.15 = 38,419.70/x
  3. Step 3: Cross multiply
    48,334.10x = 72,501.15 × 38,419.70
  4. Step 4: Simplify right side
    48,334.10x = 2,785,472,432.66
  5. Step 5: Solve for x
    x = 2,785,472,432.66/48,334.10
  6. Step 6: Final answer
    x = 57,629.55

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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.