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Finding the Fourth Proportional to 61,323.82, 92,011.65 and 26,279.98

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Solution

The fourth proportional to 61,323.82, 92,011.65 and 26,279.98 is: 39,431.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,323.82 : 92,011.65 = 26,279.98 : x
  2. Step 2: Convert to fraction form
    61,323.82/92,011.65 = 26,279.98/x
  3. Step 3: Cross multiply
    61,323.82x = 92,011.65 × 26,279.98
  4. Step 4: Simplify right side
    61,323.82x = 2,418,064,321.77
  5. Step 5: Solve for x
    x = 2,418,064,321.77/61,323.82
  6. Step 6: Final answer
    x = 39,431.08

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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.