Home / 88,174.71-132,263.75-28,214.60

Finding the Fourth Proportional to 88,174.71, 132,263.75 and 28,214.60

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Solution

The fourth proportional to 88,174.71, 132,263.75 and 28,214.60 is: 42,322.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,174.71 : 132,263.75 = 28,214.60 : x
  2. Step 2: Convert to fraction form
    88,174.71/132,263.75 = 28,214.60/x
  3. Step 3: Cross multiply
    88,174.71x = 132,263.75 × 28,214.60
  4. Step 4: Simplify right side
    88,174.71x = 3,731,768,209.97
  5. Step 5: Solve for x
    x = 3,731,768,209.97/88,174.71
  6. Step 6: Final answer
    x = 42,322.43

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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.