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Finding the Fourth Proportional to 88,484.40, 132,058.10 and 82,484.92

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Solution

The fourth proportional to 88,484.40, 132,058.10 and 82,484.92 is: 123,104.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,484.40 : 132,058.10 = 82,484.92 : x
  2. Step 2: Convert to fraction form
    88,484.40/132,058.10 = 82,484.92/x
  3. Step 3: Cross multiply
    88,484.40x = 132,058.10 × 82,484.92
  4. Step 4: Simplify right side
    88,484.40x = 10,892,802,185.14
  5. Step 5: Solve for x
    x = 10,892,802,185.14/88,484.40
  6. Step 6: Final answer
    x = 123,104.21

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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.