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Finding the Fourth Proportional to 61,436.44, 84,751.20 and 35,926.12

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Solution

The fourth proportional to 61,436.44, 84,751.20 and 35,926.12 is: 49,559.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,436.44 : 84,751.20 = 35,926.12 : x
  2. Step 2: Convert to fraction form
    61,436.44/84,751.20 = 35,926.12/x
  3. Step 3: Cross multiply
    61,436.44x = 84,751.20 × 35,926.12
  4. Step 4: Simplify right side
    61,436.44x = 3,044,781,781.34
  5. Step 5: Solve for x
    x = 3,044,781,781.34/61,436.44
  6. Step 6: Final answer
    x = 49,559.87

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1.5x scale

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.