Home / 177,178.89-244,527.63-100,709.48

Finding the Fourth Proportional to 177,178.89, 244,527.63 and 100,709.48

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Solution

The fourth proportional to 177,178.89, 244,527.63 and 100,709.48 is: 138,990.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,178.89 : 244,527.63 = 100,709.48 : x
  2. Step 2: Convert to fraction form
    177,178.89/244,527.63 = 100,709.48/x
  3. Step 3: Cross multiply
    177,178.89x = 244,527.63 × 100,709.48
  4. Step 4: Simplify right side
    177,178.89x = 24,626,250,696.59
  5. Step 5: Solve for x
    x = 24,626,250,696.59/177,178.89
  6. Step 6: Final answer
    x = 138,990.88

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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.