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Finding the Fourth Proportional to 61,769.84, 85,242.44 and 33,475.52

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Solution

The fourth proportional to 61,769.84, 85,242.44 and 33,475.52 is: 46,196.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,769.84 : 85,242.44 = 33,475.52 : x
  2. Step 2: Convert to fraction form
    61,769.84/85,242.44 = 33,475.52/x
  3. Step 3: Cross multiply
    61,769.84x = 85,242.44 × 33,475.52
  4. Step 4: Simplify right side
    61,769.84x = 2,853,535,005.07
  5. Step 5: Solve for x
    x = 2,853,535,005.07/61,769.84
  6. Step 6: Final answer
    x = 46,196.25

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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.