Home / 113,215.60-156,246.24-67,895.29

Finding the Fourth Proportional to 113,215.60, 156,246.24 and 67,895.29

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Solution

The fourth proportional to 113,215.60, 156,246.24 and 67,895.29 is: 93,700.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,215.60 : 156,246.24 = 67,895.29 : x
  2. Step 2: Convert to fraction form
    113,215.60/156,246.24 = 67,895.29/x
  3. Step 3: Cross multiply
    113,215.60x = 156,246.24 × 67,895.29
  4. Step 4: Simplify right side
    113,215.60x = 10,608,383,776.21
  5. Step 5: Solve for x
    x = 10,608,383,776.21/113,215.60
  6. Step 6: Final answer
    x = 93,700.72

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1.5x scale

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.