Home / 89,891.22-124,047.59-49,604.45

Finding the Fourth Proportional to 89,891.22, 124,047.59 and 49,604.45

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Solution

The fourth proportional to 89,891.22, 124,047.59 and 49,604.45 is: 68,452.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,891.22 : 124,047.59 = 49,604.45 : x
  2. Step 2: Convert to fraction form
    89,891.22/124,047.59 = 49,604.45/x
  3. Step 3: Cross multiply
    89,891.22x = 124,047.59 × 49,604.45
  4. Step 4: Simplify right side
    89,891.22x = 6,153,312,289.67
  5. Step 5: Solve for x
    x = 6,153,312,289.67/89,891.22
  6. Step 6: Final answer
    x = 68,452.88

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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.