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Finding the Fourth Proportional to 144,337.14, 216,538.52 and 65,473.92

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Solution

The fourth proportional to 144,337.14, 216,538.52 and 65,473.92 is: 98,225.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,337.14 : 216,538.52 = 65,473.92 : x
  2. Step 2: Convert to fraction form
    144,337.14/216,538.52 = 65,473.92/x
  3. Step 3: Cross multiply
    144,337.14x = 216,538.52 × 65,473.92
  4. Step 4: Simplify right side
    144,337.14x = 14,177,625,408.03
  5. Step 5: Solve for x
    x = 14,177,625,408.03/144,337.14
  6. Step 6: Final answer
    x = 98,225.76

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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.