Home / 144,432.91-216,648.76-39,251.58

Finding the Fourth Proportional to 144,432.91, 216,648.76 and 39,251.58

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Solution

The fourth proportional to 144,432.91, 216,648.76 and 39,251.58 is: 58,877.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,432.91 : 216,648.76 = 39,251.58 : x
  2. Step 2: Convert to fraction form
    144,432.91/216,648.76 = 39,251.58/x
  3. Step 3: Cross multiply
    144,432.91x = 216,648.76 × 39,251.58
  4. Step 4: Simplify right side
    144,432.91x = 8,503,806,135.04
  5. Step 5: Solve for x
    x = 8,503,806,135.04/144,432.91
  6. Step 6: Final answer
    x = 58,877.21

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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.