Home / 111,313.42-167,024.92-52,138.86

Finding the Fourth Proportional to 111,313.42, 167,024.92 and 52,138.86

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Solution

The fourth proportional to 111,313.42, 167,024.92 and 52,138.86 is: 78,233.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,313.42 : 167,024.92 = 52,138.86 : x
  2. Step 2: Convert to fraction form
    111,313.42/167,024.92 = 52,138.86/x
  3. Step 3: Cross multiply
    111,313.42x = 167,024.92 × 52,138.86
  4. Step 4: Simplify right side
    111,313.42x = 8,708,488,920.39
  5. Step 5: Solve for x
    x = 8,708,488,920.39/111,313.42
  6. Step 6: Final answer
    x = 78,233.95

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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.