Home / 263,112.39-363,095.07-142,253.66

Finding the Fourth Proportional to 263,112.39, 363,095.07 and 142,253.66

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Solution

The fourth proportional to 263,112.39, 363,095.07 and 142,253.66 is: 196,310.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,112.39 : 363,095.07 = 142,253.66 : x
  2. Step 2: Convert to fraction form
    263,112.39/363,095.07 = 142,253.66/x
  3. Step 3: Cross multiply
    263,112.39x = 363,095.07 × 142,253.66
  4. Step 4: Simplify right side
    263,112.39x = 51,651,602,635.46
  5. Step 5: Solve for x
    x = 51,651,602,635.46/263,112.39
  6. Step 6: Final answer
    x = 196,310.04

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1.5x scale

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.