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Finding the Fourth Proportional to 62,075.88, 85,651.71 and 40,597.11

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Solution

The fourth proportional to 62,075.88, 85,651.71 and 40,597.11 is: 56,015.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,075.88 : 85,651.71 = 40,597.11 : x
  2. Step 2: Convert to fraction form
    62,075.88/85,651.71 = 40,597.11/x
  3. Step 3: Cross multiply
    62,075.88x = 85,651.71 × 40,597.11
  4. Step 4: Simplify right side
    62,075.88x = 3,477,211,892.56
  5. Step 5: Solve for x
    x = 3,477,211,892.56/62,075.88
  6. Step 6: Final answer
    x = 56,015.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.