Home / 88,445.20-132,322.20-57,341.20

Finding the Fourth Proportional to 88,445.20, 132,322.20 and 57,341.20

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Solution

The fourth proportional to 88,445.20, 132,322.20 and 57,341.20 is: 85,787.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,445.20 : 132,322.20 = 57,341.20 : x
  2. Step 2: Convert to fraction form
    88,445.20/132,322.20 = 57,341.20/x
  3. Step 3: Cross multiply
    88,445.20x = 132,322.20 × 57,341.20
  4. Step 4: Simplify right side
    88,445.20x = 7,587,513,734.64
  5. Step 5: Solve for x
    x = 7,587,513,734.64/88,445.20
  6. Step 6: Final answer
    x = 85,787.74

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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.