Home / 61,534.20-92,301.30-39,372.60

Finding the Fourth Proportional to 61,534.20, 92,301.30 and 39,372.60

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Solution

The fourth proportional to 61,534.20, 92,301.30 and 39,372.60 is: 59,058.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,534.20 : 92,301.30 = 39,372.60 : x
  2. Step 2: Convert to fraction form
    61,534.20/92,301.30 = 39,372.60/x
  3. Step 3: Cross multiply
    61,534.20x = 92,301.30 × 39,372.60
  4. Step 4: Simplify right side
    61,534.20x = 3,634,142,164.38
  5. Step 5: Solve for x
    x = 3,634,142,164.38/61,534.20
  6. Step 6: Final answer
    x = 59,058.90

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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.