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Finding the Fourth Proportional to 144,248.63, 216,375.74 and 44,408.74

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Solution

The fourth proportional to 144,248.63, 216,375.74 and 44,408.74 is: 66,613.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,248.63 : 216,375.74 = 44,408.74 : x
  2. Step 2: Convert to fraction form
    144,248.63/216,375.74 = 44,408.74/x
  3. Step 3: Cross multiply
    144,248.63x = 216,375.74 × 44,408.74
  4. Step 4: Simplify right side
    144,248.63x = 9,608,974,889.41
  5. Step 5: Solve for x
    x = 9,608,974,889.41/144,248.63
  6. Step 6: Final answer
    x = 66,613.97

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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.