Home / 75,632.04-113,234.52-40,012.68

Finding the Fourth Proportional to 75,632.04, 113,234.52 and 40,012.68

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Solution

The fourth proportional to 75,632.04, 113,234.52 and 40,012.68 is: 59,906.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,632.04 : 113,234.52 = 40,012.68 : x
  2. Step 2: Convert to fraction form
    75,632.04/113,234.52 = 40,012.68/x
  3. Step 3: Cross multiply
    75,632.04x = 113,234.52 × 40,012.68
  4. Step 4: Simplify right side
    75,632.04x = 4,530,816,613.71
  5. Step 5: Solve for x
    x = 4,530,816,613.71/75,632.04
  6. Step 6: Final answer
    x = 59,906.05

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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.