Home / 131,967.12-197,947.84-32,127.84

Finding the Fourth Proportional to 131,967.12, 197,947.84 and 32,127.84

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Solution

The fourth proportional to 131,967.12, 197,947.84 and 32,127.84 is: 48,191.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,967.12 : 197,947.84 = 32,127.84 : x
  2. Step 2: Convert to fraction form
    131,967.12/197,947.84 = 32,127.84/x
  3. Step 3: Cross multiply
    131,967.12x = 197,947.84 × 32,127.84
  4. Step 4: Simplify right side
    131,967.12x = 6,359,636,531.87
  5. Step 5: Solve for x
    x = 6,359,636,531.87/131,967.12
  6. Step 6: Final answer
    x = 48,191.07

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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.