Home / 177,391.56-244,806.02-100,908.66

Finding the Fourth Proportional to 177,391.56, 244,806.02 and 100,908.66

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Solution

The fourth proportional to 177,391.56, 244,806.02 and 100,908.66 is: 139,257.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,391.56 : 244,806.02 = 100,908.66 : x
  2. Step 2: Convert to fraction form
    177,391.56/244,806.02 = 100,908.66/x
  3. Step 3: Cross multiply
    177,391.56x = 244,806.02 × 100,908.66
  4. Step 4: Simplify right side
    177,391.56x = 24,703,047,438.13
  5. Step 5: Solve for x
    x = 24,703,047,438.13/177,391.56
  6. Step 6: Final answer
    x = 139,257.17

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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.