Home / 99,324.06-149,079.72-36,205.19

Finding the Fourth Proportional to 99,324.06, 149,079.72 and 36,205.19

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Solution

The fourth proportional to 99,324.06, 149,079.72 and 36,205.19 is: 54,341.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,324.06 : 149,079.72 = 36,205.19 : x
  2. Step 2: Convert to fraction form
    99,324.06/149,079.72 = 36,205.19/x
  3. Step 3: Cross multiply
    99,324.06x = 149,079.72 × 36,205.19
  4. Step 4: Simplify right side
    99,324.06x = 5,397,459,587.75
  5. Step 5: Solve for x
    x = 5,397,459,587.75/99,324.06
  6. Step 6: Final answer
    x = 54,341.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.