Home / 154,606.06-231,830.72-54,752.19

Finding the Fourth Proportional to 154,606.06, 231,830.72 and 54,752.19

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Solution

The fourth proportional to 154,606.06, 231,830.72 and 54,752.19 is: 82,100.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,606.06 : 231,830.72 = 54,752.19 : x
  2. Step 2: Convert to fraction form
    154,606.06/231,830.72 = 54,752.19/x
  3. Step 3: Cross multiply
    154,606.06x = 231,830.72 × 54,752.19
  4. Step 4: Simplify right side
    154,606.06x = 12,693,239,355.52
  5. Step 5: Solve for x
    x = 12,693,239,355.52/154,606.06
  6. Step 6: Final answer
    x = 82,100.53

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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.