Home / 131,874.10-197,810.52-47,634.20

Finding the Fourth Proportional to 131,874.10, 197,810.52 and 47,634.20

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Solution

The fourth proportional to 131,874.10, 197,810.52 and 47,634.20 is: 71,451.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,874.10 : 197,810.52 = 47,634.20 : x
  2. Step 2: Convert to fraction form
    131,874.10/197,810.52 = 47,634.20/x
  3. Step 3: Cross multiply
    131,874.10x = 197,810.52 × 47,634.20
  4. Step 4: Simplify right side
    131,874.10x = 9,422,545,871.78
  5. Step 5: Solve for x
    x = 9,422,545,871.78/131,874.10
  6. Step 6: Final answer
    x = 71,451.07

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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.