Home / 167,711.10-251,566.65-111,723.90

Finding the Fourth Proportional to 167,711.10, 251,566.65 and 111,723.90

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Solution

The fourth proportional to 167,711.10, 251,566.65 and 111,723.90 is: 167,585.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,711.10 : 251,566.65 = 111,723.90 : x
  2. Step 2: Convert to fraction form
    167,711.10/251,566.65 = 111,723.90/x
  3. Step 3: Cross multiply
    167,711.10x = 251,566.65 × 111,723.90
  4. Step 4: Simplify right side
    167,711.10x = 28,106,007,247.94
  5. Step 5: Solve for x
    x = 28,106,007,247.94/167,711.10
  6. Step 6: Final answer
    x = 167,585.85

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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.