Home / 151,695.10-227,715.45-89,400.70

Finding the Fourth Proportional to 151,695.10, 227,715.45 and 89,400.70

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Solution

The fourth proportional to 151,695.10, 227,715.45 and 89,400.70 is: 134,202.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,695.10 : 227,715.45 = 89,400.70 : x
  2. Step 2: Convert to fraction form
    151,695.10/227,715.45 = 89,400.70/x
  3. Step 3: Cross multiply
    151,695.10x = 227,715.45 × 89,400.70
  4. Step 4: Simplify right side
    151,695.10x = 20,357,920,630.82
  5. Step 5: Solve for x
    x = 20,357,920,630.82/151,695.10
  6. Step 6: Final answer
    x = 134,202.89

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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.