Home / 167,931.15-231,734.41-92,479.65

Finding the Fourth Proportional to 167,931.15, 231,734.41 and 92,479.65

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Solution

The fourth proportional to 167,931.15, 231,734.41 and 92,479.65 is: 127,616.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,931.15 : 231,734.41 = 92,479.65 : x
  2. Step 2: Convert to fraction form
    167,931.15/231,734.41 = 92,479.65/x
  3. Step 3: Cross multiply
    167,931.15x = 231,734.41 × 92,479.65
  4. Step 4: Simplify right side
    167,931.15x = 21,430,717,129.76
  5. Step 5: Solve for x
    x = 21,430,717,129.76/167,931.15
  6. Step 6: Final answer
    x = 127,616.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.