Home / 113,532.13-156,674.34-63,231.13

Finding the Fourth Proportional to 113,532.13, 156,674.34 and 63,231.13

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Solution

The fourth proportional to 113,532.13, 156,674.34 and 63,231.13 is: 87,258.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,532.13 : 156,674.34 = 63,231.13 : x
  2. Step 2: Convert to fraction form
    113,532.13/156,674.34 = 63,231.13/x
  3. Step 3: Cross multiply
    113,532.13x = 156,674.34 × 63,231.13
  4. Step 4: Simplify right side
    113,532.13x = 9,906,694,460.68
  5. Step 5: Solve for x
    x = 9,906,694,460.68/113,532.13
  6. Step 6: Final answer
    x = 87,258.95

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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.