Home / 66,753.20-92,118.02-36,537.81

Finding the Fourth Proportional to 66,753.20, 92,118.02 and 36,537.81

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Solution

The fourth proportional to 66,753.20, 92,118.02 and 36,537.81 is: 50,421.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,753.20 : 92,118.02 = 36,537.81 : x
  2. Step 2: Convert to fraction form
    66,753.20/92,118.02 = 36,537.81/x
  3. Step 3: Cross multiply
    66,753.20x = 92,118.02 × 36,537.81
  4. Step 4: Simplify right side
    66,753.20x = 3,365,790,529.65
  5. Step 5: Solve for x
    x = 3,365,790,529.65/66,753.20
  6. Step 6: Final answer
    x = 50,421.41

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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.