Home / 178,638.82-246,521.68-107,060.38

Finding the Fourth Proportional to 178,638.82, 246,521.68 and 107,060.38

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Solution

The fourth proportional to 178,638.82, 246,521.68 and 107,060.38 is: 147,743.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,638.82 : 246,521.68 = 107,060.38 : x
  2. Step 2: Convert to fraction form
    178,638.82/246,521.68 = 107,060.38/x
  3. Step 3: Cross multiply
    178,638.82x = 246,521.68 × 107,060.38
  4. Step 4: Simplify right side
    178,638.82x = 26,392,704,739.04
  5. Step 5: Solve for x
    x = 26,392,704,739.04/178,638.82
  6. Step 6: Final answer
    x = 147,743.39

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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.