Home / 154,849.65-232,219.80-55,013.10

Finding the Fourth Proportional to 154,849.65, 232,219.80 and 55,013.10

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Solution

The fourth proportional to 154,849.65, 232,219.80 and 55,013.10 is: 82,500.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,849.65 : 232,219.80 = 55,013.10 : x
  2. Step 2: Convert to fraction form
    154,849.65/232,219.80 = 55,013.10/x
  3. Step 3: Cross multiply
    154,849.65x = 232,219.80 × 55,013.10
  4. Step 4: Simplify right side
    154,849.65x = 12,775,131,079.38
  5. Step 5: Solve for x
    x = 12,775,131,079.38/154,849.65
  6. Step 6: Final answer
    x = 82,500.23

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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.