Home / 50,262.78-69,357.87-30,115.92

Finding the Fourth Proportional to 50,262.78, 69,357.87 and 30,115.92

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Solution

The fourth proportional to 50,262.78, 69,357.87 and 30,115.92 is: 41,557.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,262.78 : 69,357.87 = 30,115.92 : x
  2. Step 2: Convert to fraction form
    50,262.78/69,357.87 = 30,115.92/x
  3. Step 3: Cross multiply
    50,262.78x = 69,357.87 × 30,115.92
  4. Step 4: Simplify right side
    50,262.78x = 2,088,776,064.29
  5. Step 5: Solve for x
    x = 2,088,776,064.29/50,262.78
  6. Step 6: Final answer
    x = 41,557.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.