Home / 178,780.08-246,717.90-98,208.48

Finding the Fourth Proportional to 178,780.08, 246,717.90 and 98,208.48

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Solution

The fourth proportional to 178,780.08, 246,717.90 and 98,208.48 is: 135,528.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,780.08 : 246,717.90 = 98,208.48 : x
  2. Step 2: Convert to fraction form
    178,780.08/246,717.90 = 98,208.48/x
  3. Step 3: Cross multiply
    178,780.08x = 246,717.90 × 98,208.48
  4. Step 4: Simplify right side
    178,780.08x = 24,229,789,947.79
  5. Step 5: Solve for x
    x = 24,229,789,947.79/178,780.08
  6. Step 6: Final answer
    x = 135,528.47

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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.