Home / 113,063.28-156,026.67-62,076.87

Finding the Fourth Proportional to 113,063.28, 156,026.67 and 62,076.87

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Solution

The fourth proportional to 113,063.28, 156,026.67 and 62,076.87 is: 85,665.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,063.28 : 156,026.67 = 62,076.87 : x
  2. Step 2: Convert to fraction form
    113,063.28/156,026.67 = 62,076.87/x
  3. Step 3: Cross multiply
    113,063.28x = 156,026.67 × 62,076.87
  4. Step 4: Simplify right side
    113,063.28x = 9,685,647,310.12
  5. Step 5: Solve for x
    x = 9,685,647,310.12/113,063.28
  6. Step 6: Final answer
    x = 85,665.72

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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.