Home / 99,348.16-149,007.66-32,790.46

Finding the Fourth Proportional to 99,348.16, 149,007.66 and 32,790.46

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Solution

The fourth proportional to 99,348.16, 149,007.66 and 32,790.46 is: 49,180.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,348.16 : 149,007.66 = 32,790.46 : x
  2. Step 2: Convert to fraction form
    99,348.16/149,007.66 = 32,790.46/x
  3. Step 3: Cross multiply
    99,348.16x = 149,007.66 × 32,790.46
  4. Step 4: Simplify right side
    99,348.16x = 4,886,029,962.67
  5. Step 5: Solve for x
    x = 4,886,029,962.67/99,348.16
  6. Step 6: Final answer
    x = 49,180.88

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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.