Home / 146,543.40-220,074.30-113,344.20

Finding the Fourth Proportional to 146,543.40, 220,074.30 and 113,344.20

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Solution

The fourth proportional to 146,543.40, 220,074.30 and 113,344.20 is: 170,216.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,543.40 : 220,074.30 = 113,344.20 : x
  2. Step 2: Convert to fraction form
    146,543.40/220,074.30 = 113,344.20/x
  3. Step 3: Cross multiply
    146,543.40x = 220,074.30 × 113,344.20
  4. Step 4: Simplify right side
    146,543.40x = 24,944,145,474.06
  5. Step 5: Solve for x
    x = 24,944,145,474.06/146,543.40
  6. Step 6: Final answer
    x = 170,216.78

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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.