Home / 88,891.06-132,552.45-88,090.98

Finding the Fourth Proportional to 88,891.06, 132,552.45 and 88,090.98

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Solution

The fourth proportional to 88,891.06, 132,552.45 and 88,090.98 is: 131,359.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,891.06 : 132,552.45 = 88,090.98 : x
  2. Step 2: Convert to fraction form
    88,891.06/132,552.45 = 88,090.98/x
  3. Step 3: Cross multiply
    88,891.06x = 132,552.45 × 88,090.98
  4. Step 4: Simplify right side
    88,891.06x = 11,676,675,221.90
  5. Step 5: Solve for x
    x = 11,676,675,221.90/88,891.06
  6. Step 6: Final answer
    x = 131,359.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.