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Finding the Fourth Proportional to 61,867.83, 92,736.73 and 39,395.77

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Solution

The fourth proportional to 61,867.83, 92,736.73 and 39,395.77 is: 59,052.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,867.83 : 92,736.73 = 39,395.77 : x
  2. Step 2: Convert to fraction form
    61,867.83/92,736.73 = 39,395.77/x
  3. Step 3: Cross multiply
    61,867.83x = 92,736.73 × 39,395.77
  4. Step 4: Simplify right side
    61,867.83x = 3,653,434,885.63
  5. Step 5: Solve for x
    x = 3,653,434,885.63/61,867.83
  6. Step 6: Final answer
    x = 59,052.26

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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.