Home / 131,817.12-197,751.12-43,046.76

Finding the Fourth Proportional to 131,817.12, 197,751.12 and 43,046.76

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Solution

The fourth proportional to 131,817.12, 197,751.12 and 43,046.76 is: 64,578.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,817.12 : 197,751.12 = 43,046.76 : x
  2. Step 2: Convert to fraction form
    131,817.12/197,751.12 = 43,046.76/x
  3. Step 3: Cross multiply
    131,817.12x = 197,751.12 × 43,046.76
  4. Step 4: Simplify right side
    131,817.12x = 8,512,545,002.37
  5. Step 5: Solve for x
    x = 8,512,545,002.37/131,817.12
  6. Step 6: Final answer
    x = 64,578.45

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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.