Home / 88,235.90-132,356.96-28,266.20

Finding the Fourth Proportional to 88,235.90, 132,356.96 and 28,266.20

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Solution

The fourth proportional to 88,235.90, 132,356.96 and 28,266.20 is: 42,400.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,235.90 : 132,356.96 = 28,266.20 : x
  2. Step 2: Convert to fraction form
    88,235.90/132,356.96 = 28,266.20/x
  3. Step 3: Cross multiply
    88,235.90x = 132,356.96 × 28,266.20
  4. Step 4: Simplify right side
    88,235.90x = 3,741,228,302.75
  5. Step 5: Solve for x
    x = 3,741,228,302.75/88,235.90
  6. Step 6: Final answer
    x = 42,400.30

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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.