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Finding the Fourth Proportional to 60,750.32, 83,809.53 and 38,073.87

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Solution

The fourth proportional to 60,750.32, 83,809.53 and 38,073.87 is: 52,525.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,750.32 : 83,809.53 = 38,073.87 : x
  2. Step 2: Convert to fraction form
    60,750.32/83,809.53 = 38,073.87/x
  3. Step 3: Cross multiply
    60,750.32x = 83,809.53 × 38,073.87
  4. Step 4: Simplify right side
    60,750.32x = 3,190,953,149.98
  5. Step 5: Solve for x
    x = 3,190,953,149.98/60,750.32
  6. Step 6: Final answer
    x = 52,525.71

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1.5x scale

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.