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Finding the Fourth Proportional to 144,251.68, 216,188.98 and 104,404.84

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Solution

The fourth proportional to 144,251.68, 216,188.98 and 104,404.84 is: 156,470.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,251.68 : 216,188.98 = 104,404.84 : x
  2. Step 2: Convert to fraction form
    144,251.68/216,188.98 = 104,404.84/x
  3. Step 3: Cross multiply
    144,251.68x = 216,188.98 × 104,404.84
  4. Step 4: Simplify right side
    144,251.68x = 22,571,175,866.66
  5. Step 5: Solve for x
    x = 22,571,175,866.66/144,251.68
  6. Step 6: Final answer
    x = 156,470.80

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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.