Home / 329,168.13-493,701.75-104,499.45

Finding the Fourth Proportional to 329,168.13, 493,701.75 and 104,499.45

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Solution

The fourth proportional to 329,168.13, 493,701.75 and 104,499.45 is: 156,733.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,168.13 : 493,701.75 = 104,499.45 : x
  2. Step 2: Convert to fraction form
    329,168.13/493,701.75 = 104,499.45/x
  3. Step 3: Cross multiply
    329,168.13x = 493,701.75 × 104,499.45
  4. Step 4: Simplify right side
    329,168.13x = 51,591,561,339.04
  5. Step 5: Solve for x
    x = 51,591,561,339.04/329,168.13
  6. Step 6: Final answer
    x = 156,733.16

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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.