Home / 422,258.19-633,391.38-106,715.13

Finding the Fourth Proportional to 422,258.19, 633,391.38 and 106,715.13

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Solution

The fourth proportional to 422,258.19, 633,391.38 and 106,715.13 is: 160,073.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,258.19 : 633,391.38 = 106,715.13 : x
  2. Step 2: Convert to fraction form
    422,258.19/633,391.38 = 106,715.13/x
  3. Step 3: Cross multiply
    422,258.19x = 633,391.38 × 106,715.13
  4. Step 4: Simplify right side
    422,258.19x = 67,592,443,457.58
  5. Step 5: Solve for x
    x = 67,592,443,457.58/422,258.19
  6. Step 6: Final answer
    x = 160,073.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.