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Finding the Fourth Proportional to 66,902.59, 92,329.85 and 44,201.77

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Solution

The fourth proportional to 66,902.59, 92,329.85 and 44,201.77 is: 61,001.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,902.59 : 92,329.85 = 44,201.77 : x
  2. Step 2: Convert to fraction form
    66,902.59/92,329.85 = 44,201.77/x
  3. Step 3: Cross multiply
    66,902.59x = 92,329.85 × 44,201.77
  4. Step 4: Simplify right side
    66,902.59x = 4,081,142,673.51
  5. Step 5: Solve for x
    x = 4,081,142,673.51/66,902.59
  6. Step 6: Final answer
    x = 61,001.27

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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.