Home / 263,599.51-363,766.66-142,740.79

Finding the Fourth Proportional to 263,599.51, 363,766.66 and 142,740.79

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Solution

The fourth proportional to 263,599.51, 363,766.66 and 142,740.79 is: 196,981.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,599.51 : 363,766.66 = 142,740.79 : x
  2. Step 2: Convert to fraction form
    263,599.51/363,766.66 = 142,740.79/x
  3. Step 3: Cross multiply
    263,599.51x = 363,766.66 × 142,740.79
  4. Step 4: Simplify right side
    263,599.51x = 51,924,342,006.90
  5. Step 5: Solve for x
    x = 51,924,342,006.90/263,599.51
  6. Step 6: Final answer
    x = 196,981.94

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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.