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Finding the Fourth Proportional to 79,385.52, 109,551.96 and 44,929.63

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Solution

The fourth proportional to 79,385.52, 109,551.96 and 44,929.63 is: 62,002.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,385.52 : 109,551.96 = 44,929.63 : x
  2. Step 2: Convert to fraction form
    79,385.52/109,551.96 = 44,929.63/x
  3. Step 3: Cross multiply
    79,385.52x = 109,551.96 × 44,929.63
  4. Step 4: Simplify right side
    79,385.52x = 4,922,129,028.57
  5. Step 5: Solve for x
    x = 4,922,129,028.57/79,385.52
  6. Step 6: Final answer
    x = 62,002.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.