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Finding the Fourth Proportional to 66,846.58, 92,248.20 and 36,633.80

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Solution

The fourth proportional to 66,846.58, 92,248.20 and 36,633.80 is: 50,554.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,846.58 : 92,248.20 = 36,633.80 : x
  2. Step 2: Convert to fraction form
    66,846.58/92,248.20 = 36,633.80/x
  3. Step 3: Cross multiply
    66,846.58x = 92,248.20 × 36,633.80
  4. Step 4: Simplify right side
    66,846.58x = 3,379,402,109.16
  5. Step 5: Solve for x
    x = 3,379,402,109.16/66,846.58
  6. Step 6: Final answer
    x = 50,554.60

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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.