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Finding the Fourth Proportional to 95,503, 143,263.61 and 39,346.92

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Solution

The fourth proportional to 95,503, 143,263.61 and 39,346.92 is: 59,024.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,503 : 143,263.61 = 39,346.92 : x
  2. Step 2: Convert to fraction form
    95,503/143,263.61 = 39,346.92/x
  3. Step 3: Cross multiply
    95,503x = 143,263.61 × 39,346.92
  4. Step 4: Simplify right side
    95,503x = 5,636,981,801.58
  5. Step 5: Solve for x
    x = 5,636,981,801.58/95,503
  6. Step 6: Final answer
    x = 59,024.13

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1.5x scale

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.