Home / 74,766.39-112,155.65-22,175.72

Finding the Fourth Proportional to 74,766.39, 112,155.65 and 22,175.72

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Solution

The fourth proportional to 74,766.39, 112,155.65 and 22,175.72 is: 33,265.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,766.39 : 112,155.65 = 22,175.72 : x
  2. Step 2: Convert to fraction form
    74,766.39/112,155.65 = 22,175.72/x
  3. Step 3: Cross multiply
    74,766.39x = 112,155.65 × 22,175.72
  4. Step 4: Simplify right side
    74,766.39x = 2,487,132,247.64
  5. Step 5: Solve for x
    x = 2,487,132,247.64/74,766.39
  6. Step 6: Final answer
    x = 33,265.38

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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.