Home / 263,552.20-363,701.56-142,693.47

Finding the Fourth Proportional to 263,552.20, 363,701.56 and 142,693.47

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Solution

The fourth proportional to 263,552.20, 363,701.56 and 142,693.47 is: 196,916.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,552.20 : 363,701.56 = 142,693.47 : x
  2. Step 2: Convert to fraction form
    263,552.20/363,701.56 = 142,693.47/x
  3. Step 3: Cross multiply
    263,552.20x = 363,701.56 × 142,693.47
  4. Step 4: Simplify right side
    263,552.20x = 51,897,837,640.81
  5. Step 5: Solve for x
    x = 51,897,837,640.81/263,552.20
  6. Step 6: Final answer
    x = 196,916.73

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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.