Home / 113,759.56-156,956.70-73,475.02

Finding the Fourth Proportional to 113,759.56, 156,956.70 and 73,475.02

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Solution

The fourth proportional to 113,759.56, 156,956.70 and 73,475.02 is: 101,375.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,759.56 : 156,956.70 = 73,475.02 : x
  2. Step 2: Convert to fraction form
    113,759.56/156,956.70 = 73,475.02/x
  3. Step 3: Cross multiply
    113,759.56x = 156,956.70 × 73,475.02
  4. Step 4: Simplify right side
    113,759.56x = 11,532,396,671.63
  5. Step 5: Solve for x
    x = 11,532,396,671.63/113,759.56
  6. Step 6: Final answer
    x = 101,375.19

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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.