Home / 89,508.90-123,518.96-49,220.26

Finding the Fourth Proportional to 89,508.90, 123,518.96 and 49,220.26

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Solution

The fourth proportional to 89,508.90, 123,518.96 and 49,220.26 is: 67,922.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,508.90 : 123,518.96 = 49,220.26 : x
  2. Step 2: Convert to fraction form
    89,508.90/123,518.96 = 49,220.26/x
  3. Step 3: Cross multiply
    89,508.90x = 123,518.96 × 49,220.26
  4. Step 4: Simplify right side
    89,508.90x = 6,079,635,326.13
  5. Step 5: Solve for x
    x = 6,079,635,326.13/89,508.90
  6. Step 6: Final answer
    x = 67,922.13

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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.