Home / 74,440.44-111,612.81-49,110.65

Finding the Fourth Proportional to 74,440.44, 111,612.81 and 49,110.65

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Solution

The fourth proportional to 74,440.44, 111,612.81 and 49,110.65 is: 73,634.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,440.44 : 111,612.81 = 49,110.65 : x
  2. Step 2: Convert to fraction form
    74,440.44/111,612.81 = 49,110.65/x
  3. Step 3: Cross multiply
    74,440.44x = 111,612.81 × 49,110.65
  4. Step 4: Simplify right side
    74,440.44x = 5,481,376,843.81
  5. Step 5: Solve for x
    x = 5,481,376,843.81/74,440.44
  6. Step 6: Final answer
    x = 73,634.40

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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.