Home / 113,734.70-156,961.24-66,004.10

Finding the Fourth Proportional to 113,734.70, 156,961.24 and 66,004.10

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Solution

The fourth proportional to 113,734.70, 156,961.24 and 66,004.10 is: 91,089.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,734.70 : 156,961.24 = 66,004.10 : x
  2. Step 2: Convert to fraction form
    113,734.70/156,961.24 = 66,004.10/x
  3. Step 3: Cross multiply
    113,734.70x = 156,961.24 × 66,004.10
  4. Step 4: Simplify right side
    113,734.70x = 10,360,085,381.08
  5. Step 5: Solve for x
    x = 10,360,085,381.08/113,734.70
  6. Step 6: Final answer
    x = 91,089.93

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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.