Home / 261,236.76-360,546.12-159,321.36

Finding the Fourth Proportional to 261,236.76, 360,546.12 and 159,321.36

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Solution

The fourth proportional to 261,236.76, 360,546.12 and 159,321.36 is: 219,887.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,236.76 : 360,546.12 = 159,321.36 : x
  2. Step 2: Convert to fraction form
    261,236.76/360,546.12 = 159,321.36/x
  3. Step 3: Cross multiply
    261,236.76x = 360,546.12 × 159,321.36
  4. Step 4: Simplify right side
    261,236.76x = 57,442,698,181.12
  5. Step 5: Solve for x
    x = 57,442,698,181.12/261,236.76
  6. Step 6: Final answer
    x = 219,887.50

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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.