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Finding the Fourth Proportional to 44,202, 66,330.64 and 17,906.88

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Solution

The fourth proportional to 44,202, 66,330.64 and 17,906.88 is: 26,871.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,202 : 66,330.64 = 17,906.88 : x
  2. Step 2: Convert to fraction form
    44,202/66,330.64 = 17,906.88/x
  3. Step 3: Cross multiply
    44,202x = 66,330.64 × 17,906.88
  4. Step 4: Simplify right side
    44,202x = 1,187,774,810.80
  5. Step 5: Solve for x
    x = 1,187,774,810.80/44,202
  6. Step 6: Final answer
    x = 26,871.52

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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.