Home / 158,069.04-218,348.28-126,463.92

Finding the Fourth Proportional to 158,069.04, 218,348.28 and 126,463.92

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Solution

The fourth proportional to 158,069.04, 218,348.28 and 126,463.92 is: 174,690.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,069.04 : 218,348.28 = 126,463.92 : x
  2. Step 2: Convert to fraction form
    158,069.04/218,348.28 = 126,463.92/x
  3. Step 3: Cross multiply
    158,069.04x = 218,348.28 × 126,463.92
  4. Step 4: Simplify right side
    158,069.04x = 27,613,179,414.06
  5. Step 5: Solve for x
    x = 27,613,179,414.06/158,069.04
  6. Step 6: Final answer
    x = 174,690.63

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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.