Home / 112,262.38-168,247.76-45,624.96

Finding the Fourth Proportional to 112,262.38, 168,247.76 and 45,624.96

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Solution

The fourth proportional to 112,262.38, 168,247.76 and 45,624.96 is: 68,378.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,262.38 : 168,247.76 = 45,624.96 : x
  2. Step 2: Convert to fraction form
    112,262.38/168,247.76 = 45,624.96/x
  3. Step 3: Cross multiply
    112,262.38x = 168,247.76 × 45,624.96
  4. Step 4: Simplify right side
    112,262.38x = 7,676,297,091.96
  5. Step 5: Solve for x
    x = 7,676,297,091.96/112,262.38
  6. Step 6: Final answer
    x = 68,378.18

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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.