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Finding the Fourth Proportional to 235,360.02, 324,797.22 and 127,929.78

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Solution

The fourth proportional to 235,360.02, 324,797.22 and 127,929.78 is: 176,543.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,360.02 : 324,797.22 = 127,929.78 : x
  2. Step 2: Convert to fraction form
    235,360.02/324,797.22 = 127,929.78/x
  3. Step 3: Cross multiply
    235,360.02x = 324,797.22 × 127,929.78
  4. Step 4: Simplify right side
    235,360.02x = 41,551,236,899.21
  5. Step 5: Solve for x
    x = 41,551,236,899.21/235,360.02
  6. Step 6: Final answer
    x = 176,543.31

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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.