Home / 263,291.26-363,341.54-142,432.16

Finding the Fourth Proportional to 263,291.26, 363,341.54 and 142,432.16

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Solution

The fourth proportional to 263,291.26, 363,341.54 and 142,432.16 is: 196,556.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,291.26 : 363,341.54 = 142,432.16 : x
  2. Step 2: Convert to fraction form
    263,291.26/363,341.54 = 142,432.16/x
  3. Step 3: Cross multiply
    263,291.26x = 363,341.54 × 142,432.16
  4. Step 4: Simplify right side
    263,291.26x = 51,751,520,359.93
  5. Step 5: Solve for x
    x = 51,751,520,359.93/263,291.26
  6. Step 6: Final answer
    x = 196,556.17

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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.