Home / 42,125.20-58,063.56-29,864.78

Finding the Fourth Proportional to 42,125.20, 58,063.56 and 29,864.78

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Solution

The fourth proportional to 42,125.20, 58,063.56 and 29,864.78 is: 41,164.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,125.20 : 58,063.56 = 29,864.78 : x
  2. Step 2: Convert to fraction form
    42,125.20/58,063.56 = 29,864.78/x
  3. Step 3: Cross multiply
    42,125.20x = 58,063.56 × 29,864.78
  4. Step 4: Simplify right side
    42,125.20x = 1,734,055,260.84
  5. Step 5: Solve for x
    x = 1,734,055,260.84/42,125.20
  6. Step 6: Final answer
    x = 41,164.32

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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.