Home / 74,759.04-111,977.76-35,256.96

Finding the Fourth Proportional to 74,759.04, 111,977.76 and 35,256.96

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Solution

The fourth proportional to 74,759.04, 111,977.76 and 35,256.96 is: 52,809.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,759.04 : 111,977.76 = 35,256.96 : x
  2. Step 2: Convert to fraction form
    74,759.04/111,977.76 = 35,256.96/x
  3. Step 3: Cross multiply
    74,759.04x = 111,977.76 × 35,256.96
  4. Step 4: Simplify right side
    74,759.04x = 3,947,995,405.21
  5. Step 5: Solve for x
    x = 3,947,995,405.21/74,759.04
  6. Step 6: Final answer
    x = 52,809.61

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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.