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Finding the Fourth Proportional to 222,778.25, 334,161.86 and 65,008.07

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Solution

The fourth proportional to 222,778.25, 334,161.86 and 65,008.07 is: 97,510.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,778.25 : 334,161.86 = 65,008.07 : x
  2. Step 2: Convert to fraction form
    222,778.25/334,161.86 = 65,008.07/x
  3. Step 3: Cross multiply
    222,778.25x = 334,161.86 × 65,008.07
  4. Step 4: Simplify right side
    222,778.25x = 21,723,216,843.47
  5. Step 5: Solve for x
    x = 21,723,216,843.47/222,778.25
  6. Step 6: Final answer
    x = 97,510.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.