Home / 77,726.28-116,605.92-25,131.76

Finding the Fourth Proportional to 77,726.28, 116,605.92 and 25,131.76

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Solution

The fourth proportional to 77,726.28, 116,605.92 and 25,131.76 is: 37,702.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,726.28 : 116,605.92 = 25,131.76 : x
  2. Step 2: Convert to fraction form
    77,726.28/116,605.92 = 25,131.76/x
  3. Step 3: Cross multiply
    77,726.28x = 116,605.92 × 25,131.76
  4. Step 4: Simplify right side
    77,726.28x = 2,930,511,996.02
  5. Step 5: Solve for x
    x = 2,930,511,996.02/77,726.28
  6. Step 6: Final answer
    x = 37,702.98

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1.5x scale

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.