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Finding the Fourth Proportional to 222,672.69, 334,044.68 and 72,877.77

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Solution

The fourth proportional to 222,672.69, 334,044.68 and 72,877.77 is: 109,328.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,672.69 : 334,044.68 = 72,877.77 : x
  2. Step 2: Convert to fraction form
    222,672.69/334,044.68 = 72,877.77/x
  3. Step 3: Cross multiply
    222,672.69x = 334,044.68 × 72,877.77
  4. Step 4: Simplify right side
    222,672.69x = 24,344,430,994.37
  5. Step 5: Solve for x
    x = 24,344,430,994.37/222,672.69
  6. Step 6: Final answer
    x = 109,328.32

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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.