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Finding the Fourth Proportional to 62,373.32, 86,076.42 and 34,080.76

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Solution

The fourth proportional to 62,373.32, 86,076.42 and 34,080.76 is: 47,032.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,373.32 : 86,076.42 = 34,080.76 : x
  2. Step 2: Convert to fraction form
    62,373.32/86,076.42 = 34,080.76/x
  3. Step 3: Cross multiply
    62,373.32x = 86,076.42 × 34,080.76
  4. Step 4: Simplify right side
    62,373.32x = 2,933,549,811.68
  5. Step 5: Solve for x
    x = 2,933,549,811.68/62,373.32
  6. Step 6: Final answer
    x = 47,032.13

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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.