Home / 42,058.60-57,862.02-40,892.20

Finding the Fourth Proportional to 42,058.60, 57,862.02 and 40,892.20

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Solution

The fourth proportional to 42,058.60, 57,862.02 and 40,892.20 is: 56,257.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,058.60 : 57,862.02 = 40,892.20 : x
  2. Step 2: Convert to fraction form
    42,058.60/57,862.02 = 40,892.20/x
  3. Step 3: Cross multiply
    42,058.60x = 57,862.02 × 40,892.20
  4. Step 4: Simplify right side
    42,058.60x = 2,366,105,294.24
  5. Step 5: Solve for x
    x = 2,366,105,294.24/42,058.60
  6. Step 6: Final answer
    x = 56,257.35

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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.