Home / 118,330.32-176,956.38-88,365.60

Finding the Fourth Proportional to 118,330.32, 176,956.38 and 88,365.60

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Solution

The fourth proportional to 118,330.32, 176,956.38 and 88,365.60 is: 132,145.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,330.32 : 176,956.38 = 88,365.60 : x
  2. Step 2: Convert to fraction form
    118,330.32/176,956.38 = 88,365.60/x
  3. Step 3: Cross multiply
    118,330.32x = 176,956.38 × 88,365.60
  4. Step 4: Simplify right side
    118,330.32x = 15,636,856,692.53
  5. Step 5: Solve for x
    x = 15,636,856,692.53/118,330.32
  6. Step 6: Final answer
    x = 132,145.82

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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.