Home / 263,712.16-363,924.54-142,853.46

Finding the Fourth Proportional to 263,712.16, 363,924.54 and 142,853.46

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Solution

The fourth proportional to 263,712.16, 363,924.54 and 142,853.46 is: 197,138.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,712.16 : 363,924.54 = 142,853.46 : x
  2. Step 2: Convert to fraction form
    263,712.16/363,924.54 = 142,853.46/x
  3. Step 3: Cross multiply
    263,712.16x = 363,924.54 × 142,853.46
  4. Step 4: Simplify right side
    263,712.16x = 51,987,879,717.91
  5. Step 5: Solve for x
    x = 51,987,879,717.91/263,712.16
  6. Step 6: Final answer
    x = 197,138.73

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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.