Home / 73,895.77-110,849.76-31,776.85

Finding the Fourth Proportional to 73,895.77, 110,849.76 and 31,776.85

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Solution

The fourth proportional to 73,895.77, 110,849.76 and 31,776.85 is: 47,667.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,895.77 : 110,849.76 = 31,776.85 : x
  2. Step 2: Convert to fraction form
    73,895.77/110,849.76 = 31,776.85/x
  3. Step 3: Cross multiply
    73,895.77x = 110,849.76 × 31,776.85
  4. Step 4: Simplify right side
    73,895.77x = 3,522,455,918.93
  5. Step 5: Solve for x
    x = 3,522,455,918.93/73,895.77
  6. Step 6: Final answer
    x = 47,667.90

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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.