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Finding the Fourth Proportional to 222,822.76, 334,242.06 and 73,066.60

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Solution

The fourth proportional to 222,822.76, 334,242.06 and 73,066.60 is: 109,602.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,822.76 : 334,242.06 = 73,066.60 : x
  2. Step 2: Convert to fraction form
    222,822.76/334,242.06 = 73,066.60/x
  3. Step 3: Cross multiply
    222,822.76x = 334,242.06 × 73,066.60
  4. Step 4: Simplify right side
    222,822.76x = 24,421,930,901.20
  5. Step 5: Solve for x
    x = 24,421,930,901.20/222,822.76
  6. Step 6: Final answer
    x = 109,602.50

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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.