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Finding the Fourth Proportional to 71,340.62, 107,015.54 and 23,953.80

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Solution

The fourth proportional to 71,340.62, 107,015.54 and 23,953.80 is: 35,932.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,340.62 : 107,015.54 = 23,953.80 : x
  2. Step 2: Convert to fraction form
    71,340.62/107,015.54 = 23,953.80/x
  3. Step 3: Cross multiply
    71,340.62x = 107,015.54 × 23,953.80
  4. Step 4: Simplify right side
    71,340.62x = 2,563,428,722.28
  5. Step 5: Solve for x
    x = 2,563,428,722.28/71,340.62
  6. Step 6: Final answer
    x = 35,932.25

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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.