Home / 60,270.90-90,340.67-51,479.14

Finding the Fourth Proportional to 60,270.90, 90,340.67 and 51,479.14

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Solution

The fourth proportional to 60,270.90, 90,340.67 and 51,479.14 is: 77,162.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,270.90 : 90,340.67 = 51,479.14 : x
  2. Step 2: Convert to fraction form
    60,270.90/90,340.67 = 51,479.14/x
  3. Step 3: Cross multiply
    60,270.90x = 90,340.67 × 51,479.14
  4. Step 4: Simplify right side
    60,270.90x = 4,650,659,998.62
  5. Step 5: Solve for x
    x = 4,650,659,998.62/60,270.90
  6. Step 6: Final answer
    x = 77,162.61

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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.