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Finding the Fourth Proportional to 47,605.80, 71,399.52 and 35,008.68

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Solution

The fourth proportional to 47,605.80, 71,399.52 and 35,008.68 is: 52,506.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,605.80 : 71,399.52 = 35,008.68 : x
  2. Step 2: Convert to fraction form
    47,605.80/71,399.52 = 35,008.68/x
  3. Step 3: Cross multiply
    47,605.80x = 71,399.52 × 35,008.68
  4. Step 4: Simplify right side
    47,605.80x = 2,499,602,947.83
  5. Step 5: Solve for x
    x = 2,499,602,947.83/47,605.80
  6. Step 6: Final answer
    x = 52,506.27

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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.