Home / 329,142.24-493,752.93-115,865.87

Finding the Fourth Proportional to 329,142.24, 493,752.93 and 115,865.87

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Solution

The fourth proportional to 329,142.24, 493,752.93 and 115,865.87 is: 173,812.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,142.24 : 493,752.93 = 115,865.87 : x
  2. Step 2: Convert to fraction form
    329,142.24/493,752.93 = 115,865.87/x
  3. Step 3: Cross multiply
    329,142.24x = 493,752.93 × 115,865.87
  4. Step 4: Simplify right side
    329,142.24x = 57,209,110,330.73
  5. Step 5: Solve for x
    x = 57,209,110,330.73/329,142.24
  6. Step 6: Final answer
    x = 173,812.73

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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.