Home / 163,446.46-225,561.92-91,825.04

Finding the Fourth Proportional to 163,446.46, 225,561.92 and 91,825.04

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Solution

The fourth proportional to 163,446.46, 225,561.92 and 91,825.04 is: 126,721.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,446.46 : 225,561.92 = 91,825.04 : x
  2. Step 2: Convert to fraction form
    163,446.46/225,561.92 = 91,825.04/x
  3. Step 3: Cross multiply
    163,446.46x = 225,561.92 × 91,825.04
  4. Step 4: Simplify right side
    163,446.46x = 20,712,232,431.26
  5. Step 5: Solve for x
    x = 20,712,232,431.26/163,446.46
  6. Step 6: Final answer
    x = 126,721.82

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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.