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Finding the Fourth Proportional to 158,750.32, 219,059.48 and 95,086.48

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Solution

The fourth proportional to 158,750.32, 219,059.48 and 95,086.48 is: 131,209.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,750.32 : 219,059.48 = 95,086.48 : x
  2. Step 2: Convert to fraction form
    158,750.32/219,059.48 = 95,086.48/x
  3. Step 3: Cross multiply
    158,750.32x = 219,059.48 × 95,086.48
  4. Step 4: Simplify right side
    158,750.32x = 20,829,594,863.83
  5. Step 5: Solve for x
    x = 20,829,594,863.83/158,750.32
  6. Step 6: Final answer
    x = 131,209.78

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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.