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Finding the Fourth Proportional to 222,432.54, 333,700.65 and 72,679.74

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Solution

The fourth proportional to 222,432.54, 333,700.65 and 72,679.74 is: 109,036.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,432.54 : 333,700.65 = 72,679.74 : x
  2. Step 2: Convert to fraction form
    222,432.54/333,700.65 = 72,679.74/x
  3. Step 3: Cross multiply
    222,432.54x = 333,700.65 × 72,679.74
  4. Step 4: Simplify right side
    222,432.54x = 24,253,276,479.83
  5. Step 5: Solve for x
    x = 24,253,276,479.83/222,432.54
  6. Step 6: Final answer
    x = 109,036.55

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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.