Home / 75,823.50-113,730.45-29,613.57

Finding the Fourth Proportional to 75,823.50, 113,730.45 and 29,613.57

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Solution

The fourth proportional to 75,823.50, 113,730.45 and 29,613.57 is: 44,418.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,823.50 : 113,730.45 = 29,613.57 : x
  2. Step 2: Convert to fraction form
    75,823.50/113,730.45 = 29,613.57/x
  3. Step 3: Cross multiply
    75,823.50x = 113,730.45 × 29,613.57
  4. Step 4: Simplify right side
    75,823.50x = 3,367,964,642.21
  5. Step 5: Solve for x
    x = 3,367,964,642.21/75,823.50
  6. Step 6: Final answer
    x = 44,418.48

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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.