Home / 240,207.93-360,355.77-80,268.71

Finding the Fourth Proportional to 240,207.93, 360,355.77 and 80,268.71

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Solution

The fourth proportional to 240,207.93, 360,355.77 and 80,268.71 is: 120,417.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,207.93 : 360,355.77 = 80,268.71 : x
  2. Step 2: Convert to fraction form
    240,207.93/360,355.77 = 80,268.71/x
  3. Step 3: Cross multiply
    240,207.93x = 360,355.77 × 80,268.71
  4. Step 4: Simplify right side
    240,207.93x = 28,925,290,997.18
  5. Step 5: Solve for x
    x = 28,925,290,997.18/240,207.93
  6. Step 6: Final answer
    x = 120,417.72

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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.