Home / 176,908.49-244,131.31-100,426.92

Finding the Fourth Proportional to 176,908.49, 244,131.31 and 100,426.92

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Solution

The fourth proportional to 176,908.49, 244,131.31 and 100,426.92 is: 138,587.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,908.49 : 244,131.31 = 100,426.92 : x
  2. Step 2: Convert to fraction form
    176,908.49/244,131.31 = 100,426.92/x
  3. Step 3: Cross multiply
    176,908.49x = 244,131.31 × 100,426.92
  4. Step 4: Simplify right side
    176,908.49x = 24,517,355,538.87
  5. Step 5: Solve for x
    x = 24,517,355,538.87/176,908.49
  6. Step 6: Final answer
    x = 138,587.78

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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.