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Finding the Fourth Proportional to 222,861.30, 334,292.67 and 56,649.30

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Solution

The fourth proportional to 222,861.30, 334,292.67 and 56,649.30 is: 84,974.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,861.30 : 334,292.67 = 56,649.30 : x
  2. Step 2: Convert to fraction form
    222,861.30/334,292.67 = 56,649.30/x
  3. Step 3: Cross multiply
    222,861.30x = 334,292.67 × 56,649.30
  4. Step 4: Simplify right side
    222,861.30x = 18,937,445,750.63
  5. Step 5: Solve for x
    x = 18,937,445,750.63/222,861.30
  6. Step 6: Final answer
    x = 84,974.13

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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.