Home / 74,110.32-111,081.24-34,660.08

Finding the Fourth Proportional to 74,110.32, 111,081.24 and 34,660.08

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Solution

The fourth proportional to 74,110.32, 111,081.24 and 34,660.08 is: 51,950.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,110.32 : 111,081.24 = 34,660.08 : x
  2. Step 2: Convert to fraction form
    74,110.32/111,081.24 = 34,660.08/x
  3. Step 3: Cross multiply
    74,110.32x = 111,081.24 × 34,660.08
  4. Step 4: Simplify right side
    74,110.32x = 3,850,084,664.90
  5. Step 5: Solve for x
    x = 3,850,084,664.90/74,110.32
  6. Step 6: Final answer
    x = 51,950.72

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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.