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Finding the Fourth Proportional to 44,199.54, 66,233.70 and 34,290

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Solution

The fourth proportional to 44,199.54, 66,233.70 and 34,290 is: 51,384.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,199.54 : 66,233.70 = 34,290 : x
  2. Step 2: Convert to fraction form
    44,199.54/66,233.70 = 34,290/x
  3. Step 3: Cross multiply
    44,199.54x = 66,233.70 × 34,290
  4. Step 4: Simplify right side
    44,199.54x = 2,271,153,573
  5. Step 5: Solve for x
    x = 2,271,153,573/44,199.54
  6. Step 6: Final answer
    x = 51,384.10

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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.