Home / 83,443.82-125,178.28-24,271.70

Finding the Fourth Proportional to 83,443.82, 125,178.28 and 24,271.70

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Solution

The fourth proportional to 83,443.82, 125,178.28 and 24,271.70 is: 36,411.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,443.82 : 125,178.28 = 24,271.70 : x
  2. Step 2: Convert to fraction form
    83,443.82/125,178.28 = 24,271.70/x
  3. Step 3: Cross multiply
    83,443.82x = 125,178.28 × 24,271.70
  4. Step 4: Simplify right side
    83,443.82x = 3,038,288,972.11
  5. Step 5: Solve for x
    x = 3,038,288,972.11/83,443.82
  6. Step 6: Final answer
    x = 36,411.19

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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.