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Finding the Fourth Proportional to 61,392.60, 92,075.58 and 21,952.44

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Solution

The fourth proportional to 61,392.60, 92,075.58 and 21,952.44 is: 32,923.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,392.60 : 92,075.58 = 21,952.44 : x
  2. Step 2: Convert to fraction form
    61,392.60/92,075.58 = 21,952.44/x
  3. Step 3: Cross multiply
    61,392.60x = 92,075.58 × 21,952.44
  4. Step 4: Simplify right side
    61,392.60x = 2,021,283,645.42
  5. Step 5: Solve for x
    x = 2,021,283,645.42/61,392.60
  6. Step 6: Final answer
    x = 32,923.90

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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.