Home / 212,266.57-318,335.05-60,476.04

Finding the Fourth Proportional to 212,266.57, 318,335.05 and 60,476.04

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Solution

The fourth proportional to 212,266.57, 318,335.05 and 60,476.04 is: 90,695.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,266.57 : 318,335.05 = 60,476.04 : x
  2. Step 2: Convert to fraction form
    212,266.57/318,335.05 = 60,476.04/x
  3. Step 3: Cross multiply
    212,266.57x = 318,335.05 × 60,476.04
  4. Step 4: Simplify right side
    212,266.57x = 19,251,643,217.20
  5. Step 5: Solve for x
    x = 19,251,643,217.20/212,266.57
  6. Step 6: Final answer
    x = 90,695.60

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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.