Home / 168,184.81-231,853.88-132,312.52

Finding the Fourth Proportional to 168,184.81, 231,853.88 and 132,312.52

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Solution

The fourth proportional to 168,184.81, 231,853.88 and 132,312.52 is: 182,401.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,184.81 : 231,853.88 = 132,312.52 : x
  2. Step 2: Convert to fraction form
    168,184.81/231,853.88 = 132,312.52/x
  3. Step 3: Cross multiply
    168,184.81x = 231,853.88 × 132,312.52
  4. Step 4: Simplify right side
    168,184.81x = 30,677,170,473.02
  5. Step 5: Solve for x
    x = 30,677,170,473.02/168,184.81
  6. Step 6: Final answer
    x = 182,401.55

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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.