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Finding the Fourth Proportional to 88,230.60, 132,432.30 and 43,907.40

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Solution

The fourth proportional to 88,230.60, 132,432.30 and 43,907.40 is: 65,904.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,230.60 : 132,432.30 = 43,907.40 : x
  2. Step 2: Convert to fraction form
    88,230.60/132,432.30 = 43,907.40/x
  3. Step 3: Cross multiply
    88,230.60x = 132,432.30 × 43,907.40
  4. Step 4: Simplify right side
    88,230.60x = 5,814,757,969.02
  5. Step 5: Solve for x
    x = 5,814,757,969.02/88,230.60
  6. Step 6: Final answer
    x = 65,904.10

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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.