Home / 140,523.62-210,788.17-51,731.42

Finding the Fourth Proportional to 140,523.62, 210,788.17 and 51,731.42

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Solution

The fourth proportional to 140,523.62, 210,788.17 and 51,731.42 is: 77,598.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,523.62 : 210,788.17 = 51,731.42 : x
  2. Step 2: Convert to fraction form
    140,523.62/210,788.17 = 51,731.42/x
  3. Step 3: Cross multiply
    140,523.62x = 210,788.17 × 51,731.42
  4. Step 4: Simplify right side
    140,523.62x = 10,904,372,143.76
  5. Step 5: Solve for x
    x = 10,904,372,143.76/140,523.62
  6. Step 6: Final answer
    x = 77,598.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.