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Finding the Fourth Proportional to 222,278.16, 333,409.68 and 103,787.04

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Solution

The fourth proportional to 222,278.16, 333,409.68 and 103,787.04 is: 155,677.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,278.16 : 333,409.68 = 103,787.04 : x
  2. Step 2: Convert to fraction form
    222,278.16/333,409.68 = 103,787.04/x
  3. Step 3: Cross multiply
    222,278.16x = 333,409.68 × 103,787.04
  4. Step 4: Simplify right side
    222,278.16x = 34,603,603,794.55
  5. Step 5: Solve for x
    x = 34,603,603,794.55/222,278.16
  6. Step 6: Final answer
    x = 155,677.03

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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.