Home / 239,526.70-359,308.26-139,696.82

Finding the Fourth Proportional to 239,526.70, 359,308.26 and 139,696.82

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Solution

The fourth proportional to 239,526.70, 359,308.26 and 139,696.82 is: 209,555.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,526.70 : 359,308.26 = 139,696.82 : x
  2. Step 2: Convert to fraction form
    239,526.70/359,308.26 = 139,696.82/x
  3. Step 3: Cross multiply
    239,526.70x = 359,308.26 × 139,696.82
  4. Step 4: Simplify right side
    239,526.70x = 50,194,221,321.73
  5. Step 5: Solve for x
    x = 50,194,221,321.73/239,526.70
  6. Step 6: Final answer
    x = 209,555.85

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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.