Home / 131,004.30-196,506.45-47,930.70

Finding the Fourth Proportional to 131,004.30, 196,506.45 and 47,930.70

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Solution

The fourth proportional to 131,004.30, 196,506.45 and 47,930.70 is: 71,896.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,004.30 : 196,506.45 = 47,930.70 : x
  2. Step 2: Convert to fraction form
    131,004.30/196,506.45 = 47,930.70/x
  3. Step 3: Cross multiply
    131,004.30x = 196,506.45 × 47,930.70
  4. Step 4: Simplify right side
    131,004.30x = 9,418,691,703.02
  5. Step 5: Solve for x
    x = 9,418,691,703.02/131,004.30
  6. Step 6: Final answer
    x = 71,896.05

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1.5x scale

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.