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Finding the Fourth Proportional to 222,961.79, 334,442.08 and 54,480.17

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Solution

The fourth proportional to 222,961.79, 334,442.08 and 54,480.17 is: 81,720.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,961.79 : 334,442.08 = 54,480.17 : x
  2. Step 2: Convert to fraction form
    222,961.79/334,442.08 = 54,480.17/x
  3. Step 3: Cross multiply
    222,961.79x = 334,442.08 × 54,480.17
  4. Step 4: Simplify right side
    222,961.79x = 18,220,461,373.55
  5. Step 5: Solve for x
    x = 18,220,461,373.55/222,961.79
  6. Step 6: Final answer
    x = 81,720.11

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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.