Home / 212,133.52-318,200.16-62,375.05

Finding the Fourth Proportional to 212,133.52, 318,200.16 and 62,375.05

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Solution

The fourth proportional to 212,133.52, 318,200.16 and 62,375.05 is: 93,562.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,133.52 : 318,200.16 = 62,375.05 : x
  2. Step 2: Convert to fraction form
    212,133.52/318,200.16 = 62,375.05/x
  3. Step 3: Cross multiply
    212,133.52x = 318,200.16 × 62,375.05
  4. Step 4: Simplify right side
    212,133.52x = 19,847,750,890.01
  5. Step 5: Solve for x
    x = 19,847,750,890.01/212,133.52
  6. Step 6: Final answer
    x = 93,562.54

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1.5x scale

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.