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Finding the Fourth Proportional to 222,853.80, 334,281.42 and 56,641.80

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Solution

The fourth proportional to 222,853.80, 334,281.42 and 56,641.80 is: 84,962.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,853.80 : 334,281.42 = 56,641.80 : x
  2. Step 2: Convert to fraction form
    222,853.80/334,281.42 = 56,641.80/x
  3. Step 3: Cross multiply
    222,853.80x = 334,281.42 × 56,641.80
  4. Step 4: Simplify right side
    222,853.80x = 18,934,301,335.36
  5. Step 5: Solve for x
    x = 18,934,301,335.36/222,853.80
  6. Step 6: Final answer
    x = 84,962.88

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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.