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Finding the Fourth Proportional to 223,952.92, 309,055.03 and 123,350.92

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Solution

The fourth proportional to 223,952.92, 309,055.03 and 123,350.92 is: 170,224.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,952.92 : 309,055.03 = 123,350.92 : x
  2. Step 2: Convert to fraction form
    223,952.92/309,055.03 = 123,350.92/x
  3. Step 3: Cross multiply
    223,952.92x = 309,055.03 × 123,350.92
  4. Step 4: Simplify right side
    223,952.92x = 38,122,221,200.11
  5. Step 5: Solve for x
    x = 38,122,221,200.11/223,952.92
  6. Step 6: Final answer
    x = 170,224.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.