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Finding the Fourth Proportional to 222,685.92, 334,025.04 and 74,941.92

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Solution

The fourth proportional to 222,685.92, 334,025.04 and 74,941.92 is: 112,411.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,685.92 : 334,025.04 = 74,941.92 : x
  2. Step 2: Convert to fraction form
    222,685.92/334,025.04 = 74,941.92/x
  3. Step 3: Cross multiply
    222,685.92x = 334,025.04 × 74,941.92
  4. Step 4: Simplify right side
    222,685.92x = 25,032,477,825.68
  5. Step 5: Solve for x
    x = 25,032,477,825.68/222,685.92
  6. Step 6: Final answer
    x = 112,411.59

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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.