Home / 131,590.64-197,248.59-95,479.86

Finding the Fourth Proportional to 131,590.64, 197,248.59 and 95,479.86

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Solution

The fourth proportional to 131,590.64, 197,248.59 and 95,479.86 is: 143,120.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,590.64 : 197,248.59 = 95,479.86 : x
  2. Step 2: Convert to fraction form
    131,590.64/197,248.59 = 95,479.86/x
  3. Step 3: Cross multiply
    131,590.64x = 197,248.59 × 95,479.86
  4. Step 4: Simplify right side
    131,590.64x = 18,833,267,388.56
  5. Step 5: Solve for x
    x = 18,833,267,388.56/131,590.64
  6. Step 6: Final answer
    x = 143,120.11

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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.