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Finding the Fourth Proportional to 222,698.88, 334,095.57 and 72,928.11

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Solution

The fourth proportional to 222,698.88, 334,095.57 and 72,928.11 is: 109,407.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,698.88 : 334,095.57 = 72,928.11 : x
  2. Step 2: Convert to fraction form
    222,698.88/334,095.57 = 72,928.11/x
  3. Step 3: Cross multiply
    222,698.88x = 334,095.57 × 72,928.11
  4. Step 4: Simplify right side
    222,698.88x = 24,364,958,479.47
  5. Step 5: Solve for x
    x = 24,364,958,479.47/222,698.88
  6. Step 6: Final answer
    x = 109,407.64

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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.