Home / 263,724.22-363,937.87-142,867.81

Finding the Fourth Proportional to 263,724.22, 363,937.87 and 142,867.81

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Solution

The fourth proportional to 263,724.22, 363,937.87 and 142,867.81 is: 197,156.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,724.22 : 363,937.87 = 142,867.81 : x
  2. Step 2: Convert to fraction form
    263,724.22/363,937.87 = 142,867.81/x
  3. Step 3: Cross multiply
    263,724.22x = 363,937.87 × 142,867.81
  4. Step 4: Simplify right side
    263,724.22x = 51,995,006,462.96
  5. Step 5: Solve for x
    x = 51,995,006,462.96/263,724.22
  6. Step 6: Final answer
    x = 197,156.74

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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.