Home / 131,930.31-197,895.62-32,089.81

Finding the Fourth Proportional to 131,930.31, 197,895.62 and 32,089.81

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Solution

The fourth proportional to 131,930.31, 197,895.62 and 32,089.81 is: 48,134.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,930.31 : 197,895.62 = 32,089.81 : x
  2. Step 2: Convert to fraction form
    131,930.31/197,895.62 = 32,089.81/x
  3. Step 3: Cross multiply
    131,930.31x = 197,895.62 × 32,089.81
  4. Step 4: Simplify right side
    131,930.31x = 6,350,432,845.63
  5. Step 5: Solve for x
    x = 6,350,432,845.63/131,930.31
  6. Step 6: Final answer
    x = 48,134.75

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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.