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Finding the Fourth Proportional to 72,220.59, 108,333.72 and 22,296.24

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Solution

The fourth proportional to 72,220.59, 108,333.72 and 22,296.24 is: 33,445.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,220.59 : 108,333.72 = 22,296.24 : x
  2. Step 2: Convert to fraction form
    72,220.59/108,333.72 = 22,296.24/x
  3. Step 3: Cross multiply
    72,220.59x = 108,333.72 × 22,296.24
  4. Step 4: Simplify right side
    72,220.59x = 2,415,434,621.21
  5. Step 5: Solve for x
    x = 2,415,434,621.21/72,220.59
  6. Step 6: Final answer
    x = 33,445.24

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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.