Home / 83,712.17-115,524.04-45,472.46

Finding the Fourth Proportional to 83,712.17, 115,524.04 and 45,472.46

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Solution

The fourth proportional to 83,712.17, 115,524.04 and 45,472.46 is: 62,752.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,712.17 : 115,524.04 = 45,472.46 : x
  2. Step 2: Convert to fraction form
    83,712.17/115,524.04 = 45,472.46/x
  3. Step 3: Cross multiply
    83,712.17x = 115,524.04 × 45,472.46
  4. Step 4: Simplify right side
    83,712.17x = 5,253,162,463.07
  5. Step 5: Solve for x
    x = 5,253,162,463.07/83,712.17
  6. Step 6: Final answer
    x = 62,752.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.