Home / 75,765.86-113,630.54-23,175.80

Finding the Fourth Proportional to 75,765.86, 113,630.54 and 23,175.80

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Solution

The fourth proportional to 75,765.86, 113,630.54 and 23,175.80 is: 34,758.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,765.86 : 113,630.54 = 23,175.80 : x
  2. Step 2: Convert to fraction form
    75,765.86/113,630.54 = 23,175.80/x
  3. Step 3: Cross multiply
    75,765.86x = 113,630.54 × 23,175.80
  4. Step 4: Simplify right side
    75,765.86x = 2,633,478,668.93
  5. Step 5: Solve for x
    x = 2,633,478,668.93/75,765.86
  6. Step 6: Final answer
    x = 34,758.12

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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.