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Finding the Fourth Proportional to 71,048.39, 106,549.51 and 23,650.75

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Solution

The fourth proportional to 71,048.39, 106,549.51 and 23,650.75 is: 35,468.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,048.39 : 106,549.51 = 23,650.75 : x
  2. Step 2: Convert to fraction form
    71,048.39/106,549.51 = 23,650.75/x
  3. Step 3: Cross multiply
    71,048.39x = 106,549.51 × 23,650.75
  4. Step 4: Simplify right side
    71,048.39x = 2,519,975,498.13
  5. Step 5: Solve for x
    x = 2,519,975,498.13/71,048.39
  6. Step 6: Final answer
    x = 35,468.44

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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.