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Finding the Fourth Proportional to 222,334.80, 333,545.40 and 64,568.40

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Solution

The fourth proportional to 222,334.80, 333,545.40 and 64,568.40 is: 96,865.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,334.80 : 333,545.40 = 64,568.40 : x
  2. Step 2: Convert to fraction form
    222,334.80/333,545.40 = 64,568.40/x
  3. Step 3: Cross multiply
    222,334.80x = 333,545.40 × 64,568.40
  4. Step 4: Simplify right side
    222,334.80x = 21,536,492,805.36
  5. Step 5: Solve for x
    x = 21,536,492,805.36/222,334.80
  6. Step 6: Final answer
    x = 96,865.15

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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.