Home / 113,760.56-156,958.08-73,476.02

Finding the Fourth Proportional to 113,760.56, 156,958.08 and 73,476.02

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Solution

The fourth proportional to 113,760.56, 156,958.08 and 73,476.02 is: 101,376.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,760.56 : 156,958.08 = 73,476.02 : x
  2. Step 2: Convert to fraction form
    113,760.56/156,958.08 = 73,476.02/x
  3. Step 3: Cross multiply
    113,760.56x = 156,958.08 × 73,476.02
  4. Step 4: Simplify right side
    113,760.56x = 11,532,655,025.24
  5. Step 5: Solve for x
    x = 11,532,655,025.24/113,760.56
  6. Step 6: Final answer
    x = 101,376.57

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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.