Home / 60,122.12-90,188.51-15,748.70

Finding the Fourth Proportional to 60,122.12, 90,188.51 and 15,748.70

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Solution

The fourth proportional to 60,122.12, 90,188.51 and 15,748.70 is: 23,624.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,122.12 : 90,188.51 = 15,748.70 : x
  2. Step 2: Convert to fraction form
    60,122.12/90,188.51 = 15,748.70/x
  3. Step 3: Cross multiply
    60,122.12x = 90,188.51 × 15,748.70
  4. Step 4: Simplify right side
    60,122.12x = 1,420,351,257.75
  5. Step 5: Solve for x
    x = 1,420,351,257.75/60,122.12
  6. Step 6: Final answer
    x = 23,624.44

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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.