Home / 213,618.33-320,585.18-101,298.92

Finding the Fourth Proportional to 213,618.33, 320,585.18 and 101,298.92

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Solution

The fourth proportional to 213,618.33, 320,585.18 and 101,298.92 is: 152,023.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,618.33 : 320,585.18 = 101,298.92 : x
  2. Step 2: Convert to fraction form
    213,618.33/320,585.18 = 101,298.92/x
  3. Step 3: Cross multiply
    213,618.33x = 320,585.18 × 101,298.92
  4. Step 4: Simplify right side
    213,618.33x = 32,474,930,392.59
  5. Step 5: Solve for x
    x = 32,474,930,392.59/213,618.33
  6. Step 6: Final answer
    x = 152,023.15

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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.