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Finding the Fourth Proportional to 47,486.88, 71,075.79 and 35,001.90

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Solution

The fourth proportional to 47,486.88, 71,075.79 and 35,001.90 is: 52,388.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,486.88 : 71,075.79 = 35,001.90 : x
  2. Step 2: Convert to fraction form
    47,486.88/71,075.79 = 35,001.90/x
  3. Step 3: Cross multiply
    47,486.88x = 71,075.79 × 35,001.90
  4. Step 4: Simplify right side
    47,486.88x = 2,487,787,694.00
  5. Step 5: Solve for x
    x = 2,487,787,694.00/47,486.88
  6. Step 6: Final answer
    x = 52,388.95

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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.