Home / 263,712.06-363,924.39-142,853.35

Finding the Fourth Proportional to 263,712.06, 363,924.39 and 142,853.35

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Solution

The fourth proportional to 263,712.06, 363,924.39 and 142,853.35 is: 197,138.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,712.06 : 363,924.39 = 142,853.35 : x
  2. Step 2: Convert to fraction form
    263,712.06/363,924.39 = 142,853.35/x
  3. Step 3: Cross multiply
    263,712.06x = 363,924.39 × 142,853.35
  4. Step 4: Simplify right side
    263,712.06x = 51,987,817,543.94
  5. Step 5: Solve for x
    x = 51,987,817,543.94/263,712.06
  6. Step 6: Final answer
    x = 197,138.57

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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.