Home / 169,618.20-254,427.30-43,258.20

Finding the Fourth Proportional to 169,618.20, 254,427.30 and 43,258.20

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Solution

The fourth proportional to 169,618.20, 254,427.30 and 43,258.20 is: 64,887.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,618.20 : 254,427.30 = 43,258.20 : x
  2. Step 2: Convert to fraction form
    169,618.20/254,427.30 = 43,258.20/x
  3. Step 3: Cross multiply
    169,618.20x = 254,427.30 × 43,258.20
  4. Step 4: Simplify right side
    169,618.20x = 11,006,067,028.86
  5. Step 5: Solve for x
    x = 11,006,067,028.86/169,618.20
  6. Step 6: Final answer
    x = 64,887.30

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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.