Home / 240,188.07-360,159.81-80,206.48

Finding the Fourth Proportional to 240,188.07, 360,159.81 and 80,206.48

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Solution

The fourth proportional to 240,188.07, 360,159.81 and 80,206.48 is: 120,268.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,188.07 : 360,159.81 = 80,206.48 : x
  2. Step 2: Convert to fraction form
    240,188.07/360,159.81 = 80,206.48/x
  3. Step 3: Cross multiply
    240,188.07x = 360,159.81 × 80,206.48
  4. Step 4: Simplify right side
    240,188.07x = 28,887,150,597.57
  5. Step 5: Solve for x
    x = 28,887,150,597.57/240,188.07
  6. Step 6: Final answer
    x = 120,268.88

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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.