Home / 88,239.64-132,285.10-38,282.14

Finding the Fourth Proportional to 88,239.64, 132,285.10 and 38,282.14

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Solution

The fourth proportional to 88,239.64, 132,285.10 and 38,282.14 is: 57,390.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,239.64 : 132,285.10 = 38,282.14 : x
  2. Step 2: Convert to fraction form
    88,239.64/132,285.10 = 38,282.14/x
  3. Step 3: Cross multiply
    88,239.64x = 132,285.10 × 38,282.14
  4. Step 4: Simplify right side
    88,239.64x = 5,064,157,048.83
  5. Step 5: Solve for x
    x = 5,064,157,048.83/88,239.64
  6. Step 6: Final answer
    x = 57,390.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.