Home / 109,214.20-163,691.70-46,034.20

Finding the Fourth Proportional to 109,214.20, 163,691.70 and 46,034.20

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Solution

The fourth proportional to 109,214.20, 163,691.70 and 46,034.20 is: 68,996.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,214.20 : 163,691.70 = 46,034.20 : x
  2. Step 2: Convert to fraction form
    109,214.20/163,691.70 = 46,034.20/x
  3. Step 3: Cross multiply
    109,214.20x = 163,691.70 × 46,034.20
  4. Step 4: Simplify right side
    109,214.20x = 7,535,416,456.14
  5. Step 5: Solve for x
    x = 7,535,416,456.14/109,214.20
  6. Step 6: Final answer
    x = 68,996.67

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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.