Home / 131,519.30-197,277.12-123,113.93

Finding the Fourth Proportional to 131,519.30, 197,277.12 and 123,113.93

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Solution

The fourth proportional to 131,519.30, 197,277.12 and 123,113.93 is: 184,669.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,519.30 : 197,277.12 = 123,113.93 : x
  2. Step 2: Convert to fraction form
    131,519.30/197,277.12 = 123,113.93/x
  3. Step 3: Cross multiply
    131,519.30x = 197,277.12 × 123,113.93
  4. Step 4: Simplify right side
    131,519.30x = 24,287,560,555.90
  5. Step 5: Solve for x
    x = 24,287,560,555.90/131,519.30
  6. Step 6: Final answer
    x = 184,669.18

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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.