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Finding the Fourth Proportional to 225,176.76, 337,745.70 and 67,440.60

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Solution

The fourth proportional to 225,176.76, 337,745.70 and 67,440.60 is: 101,155.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,176.76 : 337,745.70 = 67,440.60 : x
  2. Step 2: Convert to fraction form
    225,176.76/337,745.70 = 67,440.60/x
  3. Step 3: Cross multiply
    225,176.76x = 337,745.70 × 67,440.60
  4. Step 4: Simplify right side
    225,176.76x = 22,777,772,655.42
  5. Step 5: Solve for x
    x = 22,777,772,655.42/225,176.76
  6. Step 6: Final answer
    x = 101,155.08

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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.