Home / 240,723.20-360,393.60-147,411.20

Finding the Fourth Proportional to 240,723.20, 360,393.60 and 147,411.20

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Solution

The fourth proportional to 240,723.20, 360,393.60 and 147,411.20 is: 220,693.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,723.20 : 360,393.60 = 147,411.20 : x
  2. Step 2: Convert to fraction form
    240,723.20/360,393.60 = 147,411.20/x
  3. Step 3: Cross multiply
    240,723.20x = 360,393.60 × 147,411.20
  4. Step 4: Simplify right side
    240,723.20x = 53,126,053,048.32
  5. Step 5: Solve for x
    x = 53,126,053,048.32/240,723.20
  6. Step 6: Final answer
    x = 220,693.53

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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.