Home / 92,445.47-138,668.61-29,265.90

Finding the Fourth Proportional to 92,445.47, 138,668.61 and 29,265.90

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Solution

The fourth proportional to 92,445.47, 138,668.61 and 29,265.90 is: 43,898.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,445.47 : 138,668.61 = 29,265.90 : x
  2. Step 2: Convert to fraction form
    92,445.47/138,668.61 = 29,265.90/x
  3. Step 3: Cross multiply
    92,445.47x = 138,668.61 × 29,265.90
  4. Step 4: Simplify right side
    92,445.47x = 4,058,261,673.40
  5. Step 5: Solve for x
    x = 4,058,261,673.40/92,445.47
  6. Step 6: Final answer
    x = 43,898.98

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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.