Home / 88,217.16-132,322.50-21,657.48

Finding the Fourth Proportional to 88,217.16, 132,322.50 and 21,657.48

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Solution

The fourth proportional to 88,217.16, 132,322.50 and 21,657.48 is: 32,485.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,217.16 : 132,322.50 = 21,657.48 : x
  2. Step 2: Convert to fraction form
    88,217.16/132,322.50 = 21,657.48/x
  3. Step 3: Cross multiply
    88,217.16x = 132,322.50 × 21,657.48
  4. Step 4: Simplify right side
    88,217.16x = 2,865,771,897.30
  5. Step 5: Solve for x
    x = 2,865,771,897.30/88,217.16
  6. Step 6: Final answer
    x = 32,485.42

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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.