Home / 263,555.20-363,706.32-142,696.52

Finding the Fourth Proportional to 263,555.20, 363,706.32 and 142,696.52

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Solution

The fourth proportional to 263,555.20, 363,706.32 and 142,696.52 is: 196,921.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,555.20 : 363,706.32 = 142,696.52 : x
  2. Step 2: Convert to fraction form
    263,555.20/363,706.32 = 142,696.52/x
  3. Step 3: Cross multiply
    263,555.20x = 363,706.32 × 142,696.52
  4. Step 4: Simplify right side
    263,555.20x = 51,899,626,166.01
  5. Step 5: Solve for x
    x = 51,899,626,166.01/263,555.20
  6. Step 6: Final answer
    x = 196,921.28

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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.