Home / 136,097.20-187,605.24-88,342.96

Finding the Fourth Proportional to 136,097.20, 187,605.24 and 88,342.96

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Solution

The fourth proportional to 136,097.20, 187,605.24 and 88,342.96 is: 121,777.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,097.20 : 187,605.24 = 88,342.96 : x
  2. Step 2: Convert to fraction form
    136,097.20/187,605.24 = 88,342.96/x
  3. Step 3: Cross multiply
    136,097.20x = 187,605.24 × 88,342.96
  4. Step 4: Simplify right side
    136,097.20x = 16,573,602,213.11
  5. Step 5: Solve for x
    x = 16,573,602,213.11/136,097.20
  6. Step 6: Final answer
    x = 121,777.69

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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.