Home / 90,661.73-125,077.35-52,414.24

Finding the Fourth Proportional to 90,661.73, 125,077.35 and 52,414.24

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Solution

The fourth proportional to 90,661.73, 125,077.35 and 52,414.24 is: 72,310.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,661.73 : 125,077.35 = 52,414.24 : x
  2. Step 2: Convert to fraction form
    90,661.73/125,077.35 = 52,414.24/x
  3. Step 3: Cross multiply
    90,661.73x = 125,077.35 × 52,414.24
  4. Step 4: Simplify right side
    90,661.73x = 6,555,834,241.46
  5. Step 5: Solve for x
    x = 6,555,834,241.46/90,661.73
  6. Step 6: Final answer
    x = 72,310.93

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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.