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Finding the Fourth Proportional to 61,322.82, 92,010.15 and 26,278.98

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Solution

The fourth proportional to 61,322.82, 92,010.15 and 26,278.98 is: 39,429.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,322.82 : 92,010.15 = 26,278.98 : x
  2. Step 2: Convert to fraction form
    61,322.82/92,010.15 = 26,278.98/x
  3. Step 3: Cross multiply
    61,322.82x = 92,010.15 × 26,278.98
  4. Step 4: Simplify right side
    61,322.82x = 2,417,932,891.65
  5. Step 5: Solve for x
    x = 2,417,932,891.65/61,322.82
  6. Step 6: Final answer
    x = 39,429.58

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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.