Home / 114,902.64-172,306.79-43,851.15

Finding the Fourth Proportional to 114,902.64, 172,306.79 and 43,851.15

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Solution

The fourth proportional to 114,902.64, 172,306.79 and 43,851.15 is: 65,758.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,902.64 : 172,306.79 = 43,851.15 : x
  2. Step 2: Convert to fraction form
    114,902.64/172,306.79 = 43,851.15/x
  3. Step 3: Cross multiply
    114,902.64x = 172,306.79 × 43,851.15
  4. Step 4: Simplify right side
    114,902.64x = 7,555,850,894.31
  5. Step 5: Solve for x
    x = 7,555,850,894.31/114,902.64
  6. Step 6: Final answer
    x = 65,758.72

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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.