Home / 146,909.80-220,364.70-113,732.20

Finding the Fourth Proportional to 146,909.80, 220,364.70 and 113,732.20

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Solution

The fourth proportional to 146,909.80, 220,364.70 and 113,732.20 is: 170,598.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,909.80 : 220,364.70 = 113,732.20 : x
  2. Step 2: Convert to fraction form
    146,909.80/220,364.70 = 113,732.20/x
  3. Step 3: Cross multiply
    146,909.80x = 220,364.70 × 113,732.20
  4. Step 4: Simplify right side
    146,909.80x = 25,062,562,133.34
  5. Step 5: Solve for x
    x = 25,062,562,133.34/146,909.80
  6. Step 6: Final answer
    x = 170,598.30

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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.