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Finding the Fourth Proportional to 96,624.81, 144,978.93 and 52,282.85

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Solution

The fourth proportional to 96,624.81, 144,978.93 and 52,282.85 is: 78,446.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,624.81 : 144,978.93 = 52,282.85 : x
  2. Step 2: Convert to fraction form
    96,624.81/144,978.93 = 52,282.85/x
  3. Step 3: Cross multiply
    96,624.81x = 144,978.93 × 52,282.85
  4. Step 4: Simplify right side
    96,624.81x = 7,579,910,925.46
  5. Step 5: Solve for x
    x = 7,579,910,925.46/96,624.81
  6. Step 6: Final answer
    x = 78,446.84

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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.