Home / 212,131.52-318,197.16-62,373.04

Finding the Fourth Proportional to 212,131.52, 318,197.16 and 62,373.04

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Solution

The fourth proportional to 212,131.52, 318,197.16 and 62,373.04 is: 93,559.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,131.52 : 318,197.16 = 62,373.04 : x
  2. Step 2: Convert to fraction form
    212,131.52/318,197.16 = 62,373.04/x
  3. Step 3: Cross multiply
    212,131.52x = 318,197.16 × 62,373.04
  4. Step 4: Simplify right side
    212,131.52x = 19,846,924,188.57
  5. Step 5: Solve for x
    x = 19,846,924,188.57/212,131.52
  6. Step 6: Final answer
    x = 93,559.52

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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.