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Finding the Fourth Proportional to 118,003.60, 162,854.04 and 67,025.44

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Solution

The fourth proportional to 118,003.60, 162,854.04 and 67,025.44 is: 92,500.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,003.60 : 162,854.04 = 67,025.44 : x
  2. Step 2: Convert to fraction form
    118,003.60/162,854.04 = 67,025.44/x
  3. Step 3: Cross multiply
    118,003.60x = 162,854.04 × 67,025.44
  4. Step 4: Simplify right side
    118,003.60x = 10,915,363,686.78
  5. Step 5: Solve for x
    x = 10,915,363,686.78/118,003.60
  6. Step 6: Final answer
    x = 92,500.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.