Home / 239,369.30-359,120.38-104,445.18

Finding the Fourth Proportional to 239,369.30, 359,120.38 and 104,445.18

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Solution

The fourth proportional to 239,369.30, 359,120.38 and 104,445.18 is: 156,696.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,369.30 : 359,120.38 = 104,445.18 : x
  2. Step 2: Convert to fraction form
    239,369.30/359,120.38 = 104,445.18/x
  3. Step 3: Cross multiply
    239,369.30x = 359,120.38 × 104,445.18
  4. Step 4: Simplify right side
    239,369.30x = 37,508,392,730.77
  5. Step 5: Solve for x
    x = 37,508,392,730.77/239,369.30
  6. Step 6: Final answer
    x = 156,696.76

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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.