Home / 178,701.84-246,608.78-98,134.56

Finding the Fourth Proportional to 178,701.84, 246,608.78 and 98,134.56

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Solution

The fourth proportional to 178,701.84, 246,608.78 and 98,134.56 is: 135,425.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,701.84 : 246,608.78 = 98,134.56 : x
  2. Step 2: Convert to fraction form
    178,701.84/246,608.78 = 98,134.56/x
  3. Step 3: Cross multiply
    178,701.84x = 246,608.78 × 98,134.56
  4. Step 4: Simplify right side
    178,701.84x = 24,200,843,626.76
  5. Step 5: Solve for x
    x = 24,200,843,626.76/178,701.84
  6. Step 6: Final answer
    x = 135,425.82

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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.