Home / 89,960.96-124,148.06-49,677.29

Finding the Fourth Proportional to 89,960.96, 124,148.06 and 49,677.29

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Solution

The fourth proportional to 89,960.96, 124,148.06 and 49,677.29 is: 68,555.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,960.96 : 124,148.06 = 49,677.29 : x
  2. Step 2: Convert to fraction form
    89,960.96/124,148.06 = 49,677.29/x
  3. Step 3: Cross multiply
    89,960.96x = 124,148.06 × 49,677.29
  4. Step 4: Simplify right side
    89,960.96x = 6,167,338,310.43
  5. Step 5: Solve for x
    x = 6,167,338,310.43/89,960.96
  6. Step 6: Final answer
    x = 68,555.72

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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.