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Finding the Fourth Proportional to 51,605.55, 77,583.29 and 41,208.39

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Solution

The fourth proportional to 51,605.55, 77,583.29 and 41,208.39 is: 61,952.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,605.55 : 77,583.29 = 41,208.39 : x
  2. Step 2: Convert to fraction form
    51,605.55/77,583.29 = 41,208.39/x
  3. Step 3: Cross multiply
    51,605.55x = 77,583.29 × 41,208.39
  4. Step 4: Simplify right side
    51,605.55x = 3,197,082,265.76
  5. Step 5: Solve for x
    x = 3,197,082,265.76/51,605.55
  6. Step 6: Final answer
    x = 61,952.30

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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.