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Finding the Fourth Proportional to 163,614.92, 225,734.27 and 133,348.19

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Solution

The fourth proportional to 163,614.92, 225,734.27 and 133,348.19 is: 183,976.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,614.92 : 225,734.27 = 133,348.19 : x
  2. Step 2: Convert to fraction form
    163,614.92/225,734.27 = 133,348.19/x
  3. Step 3: Cross multiply
    163,614.92x = 225,734.27 × 133,348.19
  4. Step 4: Simplify right side
    163,614.92x = 30,101,254,530.06
  5. Step 5: Solve for x
    x = 30,101,254,530.06/163,614.92
  6. Step 6: Final answer
    x = 183,976.23

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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.