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Finding the Fourth Proportional to 88,233.60, 132,382.80 and 35,648.40

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Solution

The fourth proportional to 88,233.60, 132,382.80 and 35,648.40 is: 53,485.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,233.60 : 132,382.80 = 35,648.40 : x
  2. Step 2: Convert to fraction form
    88,233.60/132,382.80 = 35,648.40/x
  3. Step 3: Cross multiply
    88,233.60x = 132,382.80 × 35,648.40
  4. Step 4: Simplify right side
    88,233.60x = 4,719,235,007.52
  5. Step 5: Solve for x
    x = 4,719,235,007.52/88,233.60
  6. Step 6: Final answer
    x = 53,485.69

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1.5x scale

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.