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Finding the Fourth Proportional to 222,462.60, 333,730.26 and 72,659.40

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Solution

The fourth proportional to 222,462.60, 333,730.26 and 72,659.40 is: 109,000.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,462.60 : 333,730.26 = 72,659.40 : x
  2. Step 2: Convert to fraction form
    222,462.60/333,730.26 = 72,659.40/x
  3. Step 3: Cross multiply
    222,462.60x = 333,730.26 × 72,659.40
  4. Step 4: Simplify right side
    222,462.60x = 24,248,640,453.44
  5. Step 5: Solve for x
    x = 24,248,640,453.44/222,462.60
  6. Step 6: Final answer
    x = 109,000.98

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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.