Home / 89,041.26-122,876.92-49,297.26

Finding the Fourth Proportional to 89,041.26, 122,876.92 and 49,297.26

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Solution

The fourth proportional to 89,041.26, 122,876.92 and 49,297.26 is: 68,030.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,041.26 : 122,876.92 = 49,297.26 : x
  2. Step 2: Convert to fraction form
    89,041.26/122,876.92 = 49,297.26/x
  3. Step 3: Cross multiply
    89,041.26x = 122,876.92 × 49,297.26
  4. Step 4: Simplify right side
    89,041.26x = 6,057,495,473.24
  5. Step 5: Solve for x
    x = 6,057,495,473.24/89,041.26
  6. Step 6: Final answer
    x = 68,030.21

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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.