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Finding the Fourth Proportional to 147,373.18, 220,874.91 and 63,034.36

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Solution

The fourth proportional to 147,373.18, 220,874.91 and 63,034.36 is: 94,472.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,373.18 : 220,874.91 = 63,034.36 : x
  2. Step 2: Convert to fraction form
    147,373.18/220,874.91 = 63,034.36/x
  3. Step 3: Cross multiply
    147,373.18x = 220,874.91 × 63,034.36
  4. Step 4: Simplify right side
    147,373.18x = 13,922,708,591.91
  5. Step 5: Solve for x
    x = 13,922,708,591.91/147,373.18
  6. Step 6: Final answer
    x = 94,472.47

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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.