Home / 146,539.40-220,068.30-113,340.20

Finding the Fourth Proportional to 146,539.40, 220,068.30 and 113,340.20

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Solution

The fourth proportional to 146,539.40, 220,068.30 and 113,340.20 is: 170,210.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,539.40 : 220,068.30 = 113,340.20 : x
  2. Step 2: Convert to fraction form
    146,539.40/220,068.30 = 113,340.20/x
  3. Step 3: Cross multiply
    146,539.40x = 220,068.30 × 113,340.20
  4. Step 4: Simplify right side
    146,539.40x = 24,942,585,135.66
  5. Step 5: Solve for x
    x = 24,942,585,135.66/146,539.40
  6. Step 6: Final answer
    x = 170,210.78

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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.