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Finding the Fourth Proportional to 44,199, 66,548.34 and 38,967.48

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Solution

The fourth proportional to 44,199, 66,548.34 and 38,967.48 is: 58,671.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,199 : 66,548.34 = 38,967.48 : x
  2. Step 2: Convert to fraction form
    44,199/66,548.34 = 38,967.48/x
  3. Step 3: Cross multiply
    44,199x = 66,548.34 × 38,967.48
  4. Step 4: Simplify right side
    44,199x = 2,593,221,107.98
  5. Step 5: Solve for x
    x = 2,593,221,107.98/44,199
  6. Step 6: Final answer
    x = 58,671.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.