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Finding the Fourth Proportional to 225,062.92, 337,419.09 and 112,685.23

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Solution

The fourth proportional to 225,062.92, 337,419.09 and 112,685.23 is: 168,940.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,062.92 : 337,419.09 = 112,685.23 : x
  2. Step 2: Convert to fraction form
    225,062.92/337,419.09 = 112,685.23/x
  3. Step 3: Cross multiply
    225,062.92x = 337,419.09 × 112,685.23
  4. Step 4: Simplify right side
    225,062.92x = 38,022,146,075.95
  5. Step 5: Solve for x
    x = 38,022,146,075.95/225,062.92
  6. Step 6: Final answer
    x = 168,940.08

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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.