Home / 224,345.33-309,600.19-122,370.76

Finding the Fourth Proportional to 224,345.33, 309,600.19 and 122,370.76

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Solution

The fourth proportional to 224,345.33, 309,600.19 and 122,370.76 is: 168,873.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,345.33 : 309,600.19 = 122,370.76 : x
  2. Step 2: Convert to fraction form
    224,345.33/309,600.19 = 122,370.76/x
  3. Step 3: Cross multiply
    224,345.33x = 309,600.19 × 122,370.76
  4. Step 4: Simplify right side
    224,345.33x = 37,886,010,546.44
  5. Step 5: Solve for x
    x = 37,886,010,546.44/224,345.33
  6. Step 6: Final answer
    x = 168,873.63

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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.