Home / 163,448.28-225,568.26-123,090.84

Finding the Fourth Proportional to 163,448.28, 225,568.26 and 123,090.84

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Solution

The fourth proportional to 163,448.28, 225,568.26 and 123,090.84 is: 169,872.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,448.28 : 225,568.26 = 123,090.84 : x
  2. Step 2: Convert to fraction form
    163,448.28/225,568.26 = 123,090.84/x
  3. Step 3: Cross multiply
    163,448.28x = 225,568.26 × 123,090.84
  4. Step 4: Simplify right side
    163,448.28x = 27,765,386,600.74
  5. Step 5: Solve for x
    x = 27,765,386,600.74/163,448.28
  6. Step 6: Final answer
    x = 169,872.61

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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.