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Finding the Fourth Proportional to 222,894.85, 334,264.51 and 98,167.81

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Solution

The fourth proportional to 222,894.85, 334,264.51 and 98,167.81 is: 147,217.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,894.85 : 334,264.51 = 98,167.81 : x
  2. Step 2: Convert to fraction form
    222,894.85/334,264.51 = 98,167.81/x
  3. Step 3: Cross multiply
    222,894.85x = 334,264.51 × 98,167.81
  4. Step 4: Simplify right side
    222,894.85x = 32,814,012,990.68
  5. Step 5: Solve for x
    x = 32,814,012,990.68/222,894.85
  6. Step 6: Final answer
    x = 147,217.46

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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.