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Finding the Fourth Proportional to 151,343.40, 226,928.70 and 62,491.80

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Solution

The fourth proportional to 151,343.40, 226,928.70 and 62,491.80 is: 93,702.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,343.40 : 226,928.70 = 62,491.80 : x
  2. Step 2: Convert to fraction form
    151,343.40/226,928.70 = 62,491.80/x
  3. Step 3: Cross multiply
    151,343.40x = 226,928.70 × 62,491.80
  4. Step 4: Simplify right side
    151,343.40x = 14,181,182,934.66
  5. Step 5: Solve for x
    x = 14,181,182,934.66/151,343.40
  6. Step 6: Final answer
    x = 93,702.02

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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.