Home / 88,876.28-122,680.14-51,165.56

Finding the Fourth Proportional to 88,876.28, 122,680.14 and 51,165.56

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Solution

The fourth proportional to 88,876.28, 122,680.14 and 51,165.56 is: 70,626.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,876.28 : 122,680.14 = 51,165.56 : x
  2. Step 2: Convert to fraction form
    88,876.28/122,680.14 = 51,165.56/x
  3. Step 3: Cross multiply
    88,876.28x = 122,680.14 × 51,165.56
  4. Step 4: Simplify right side
    88,876.28x = 6,276,998,063.98
  5. Step 5: Solve for x
    x = 6,276,998,063.98/88,876.28
  6. Step 6: Final answer
    x = 70,626.25

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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.