Home / 48,126.29-72,092.43-40,306.95

Finding the Fourth Proportional to 48,126.29, 72,092.43 and 40,306.95

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Solution

The fourth proportional to 48,126.29, 72,092.43 and 40,306.95 is: 60,379.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,126.29 : 72,092.43 = 40,306.95 : x
  2. Step 2: Convert to fraction form
    48,126.29/72,092.43 = 40,306.95/x
  3. Step 3: Cross multiply
    48,126.29x = 72,092.43 × 40,306.95
  4. Step 4: Simplify right side
    48,126.29x = 2,905,825,971.39
  5. Step 5: Solve for x
    x = 2,905,825,971.39/48,126.29
  6. Step 6: Final answer
    x = 60,379.19

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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.