Home / 136,095.20-187,602.48-88,340.96

Finding the Fourth Proportional to 136,095.20, 187,602.48 and 88,340.96

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Solution

The fourth proportional to 136,095.20, 187,602.48 and 88,340.96 is: 121,774.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,095.20 : 187,602.48 = 88,340.96 : x
  2. Step 2: Convert to fraction form
    136,095.20/187,602.48 = 88,340.96/x
  3. Step 3: Cross multiply
    136,095.20x = 187,602.48 × 88,340.96
  4. Step 4: Simplify right side
    136,095.20x = 16,572,983,181.58
  5. Step 5: Solve for x
    x = 16,572,983,181.58/136,095.20
  6. Step 6: Final answer
    x = 121,774.93

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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.