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Finding the Fourth Proportional to 222,520.47, 333,823.67 and 72,720.35

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Solution

The fourth proportional to 222,520.47, 333,823.67 and 72,720.35 is: 109,094.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,520.47 : 333,823.67 = 72,720.35 : x
  2. Step 2: Convert to fraction form
    222,520.47/333,823.67 = 72,720.35/x
  3. Step 3: Cross multiply
    222,520.47x = 333,823.67 × 72,720.35
  4. Step 4: Simplify right side
    222,520.47x = 24,275,772,087.96
  5. Step 5: Solve for x
    x = 24,275,772,087.96/222,520.47
  6. Step 6: Final answer
    x = 109,094.56

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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.