Home / 89,959.36-124,129.92-52,227.04

Finding the Fourth Proportional to 89,959.36, 124,129.92 and 52,227.04

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Solution

The fourth proportional to 89,959.36, 124,129.92 and 52,227.04 is: 72,065.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,959.36 : 124,129.92 = 52,227.04 : x
  2. Step 2: Convert to fraction form
    89,959.36/124,129.92 = 52,227.04/x
  3. Step 3: Cross multiply
    89,959.36x = 124,129.92 × 52,227.04
  4. Step 4: Simplify right side
    89,959.36x = 6,482,938,297.04
  5. Step 5: Solve for x
    x = 6,482,938,297.04/89,959.36
  6. Step 6: Final answer
    x = 72,065.19

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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.