Home / 209,475.20-314,227.38-69,332.24

Finding the Fourth Proportional to 209,475.20, 314,227.38 and 69,332.24

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Solution

The fourth proportional to 209,475.20, 314,227.38 and 69,332.24 is: 104,003.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,475.20 : 314,227.38 = 69,332.24 : x
  2. Step 2: Convert to fraction form
    209,475.20/314,227.38 = 69,332.24/x
  3. Step 3: Cross multiply
    209,475.20x = 314,227.38 × 69,332.24
  4. Step 4: Simplify right side
    209,475.20x = 21,786,086,553.59
  5. Step 5: Solve for x
    x = 21,786,086,553.59/209,475.20
  6. Step 6: Final answer
    x = 104,003.18

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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.