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Finding the Fourth Proportional to 66,955.97, 92,398.98 and 36,741.80

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Solution

The fourth proportional to 66,955.97, 92,398.98 and 36,741.80 is: 50,703.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,955.97 : 92,398.98 = 36,741.80 : x
  2. Step 2: Convert to fraction form
    66,955.97/92,398.98 = 36,741.80/x
  3. Step 3: Cross multiply
    66,955.97x = 92,398.98 × 36,741.80
  4. Step 4: Simplify right side
    66,955.97x = 3,394,904,381.37
  5. Step 5: Solve for x
    x = 3,394,904,381.37/66,955.97
  6. Step 6: Final answer
    x = 50,703.54

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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.