Home / 90,352.26-124,645.23-54,530.82

Finding the Fourth Proportional to 90,352.26, 124,645.23 and 54,530.82

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Solution

The fourth proportional to 90,352.26, 124,645.23 and 54,530.82 is: 75,227.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,352.26 : 124,645.23 = 54,530.82 : x
  2. Step 2: Convert to fraction form
    90,352.26/124,645.23 = 54,530.82/x
  3. Step 3: Cross multiply
    90,352.26x = 124,645.23 × 54,530.82
  4. Step 4: Simplify right side
    90,352.26x = 6,797,006,600.99
  5. Step 5: Solve for x
    x = 6,797,006,600.99/90,352.26
  6. Step 6: Final answer
    x = 75,227.85

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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.