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Finding the Fourth Proportional to 77,701.92, 107,228.16 and 44,167.92

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Solution

The fourth proportional to 77,701.92, 107,228.16 and 44,167.92 is: 60,951.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,701.92 : 107,228.16 = 44,167.92 : x
  2. Step 2: Convert to fraction form
    77,701.92/107,228.16 = 44,167.92/x
  3. Step 3: Cross multiply
    77,701.92x = 107,228.16 × 44,167.92
  4. Step 4: Simplify right side
    77,701.92x = 4,736,044,792.63
  5. Step 5: Solve for x
    x = 4,736,044,792.63/77,701.92
  6. Step 6: Final answer
    x = 60,951.45

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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.