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Finding the Fourth Proportional to 72,804.77, 109,207.03 and 22,889.22

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Solution

The fourth proportional to 72,804.77, 109,207.03 and 22,889.22 is: 34,333.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,804.77 : 109,207.03 = 22,889.22 : x
  2. Step 2: Convert to fraction form
    72,804.77/109,207.03 = 22,889.22/x
  3. Step 3: Cross multiply
    72,804.77x = 109,207.03 × 22,889.22
  4. Step 4: Simplify right side
    72,804.77x = 2,499,663,677.99
  5. Step 5: Solve for x
    x = 2,499,663,677.99/72,804.77
  6. Step 6: Final answer
    x = 34,333.79

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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.