Home / 90,668.44-136,002.52-24,108.60

Finding the Fourth Proportional to 90,668.44, 136,002.52 and 24,108.60

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Solution

The fourth proportional to 90,668.44, 136,002.52 and 24,108.60 is: 36,162.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,668.44 : 136,002.52 = 24,108.60 : x
  2. Step 2: Convert to fraction form
    90,668.44/136,002.52 = 24,108.60/x
  3. Step 3: Cross multiply
    90,668.44x = 136,002.52 × 24,108.60
  4. Step 4: Simplify right side
    90,668.44x = 3,278,830,353.67
  5. Step 5: Solve for x
    x = 3,278,830,353.67/90,668.44
  6. Step 6: Final answer
    x = 36,162.86

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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.