Home / 167,898-231,748.08-134,141.52

Finding the Fourth Proportional to 167,898, 231,748.08 and 134,141.52

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Solution

The fourth proportional to 167,898, 231,748.08 and 134,141.52 is: 185,154.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,898 : 231,748.08 = 134,141.52 : x
  2. Step 2: Convert to fraction form
    167,898/231,748.08 = 134,141.52/x
  3. Step 3: Cross multiply
    167,898x = 231,748.08 × 134,141.52
  4. Step 4: Simplify right side
    167,898x = 31,087,039,708.28
  5. Step 5: Solve for x
    x = 31,087,039,708.28/167,898
  6. Step 6: Final answer
    x = 185,154.32

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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.