Home / 66,851.11-92,254.54-36,636.15

Finding the Fourth Proportional to 66,851.11, 92,254.54 and 36,636.15

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Solution

The fourth proportional to 66,851.11, 92,254.54 and 36,636.15 is: 50,557.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,851.11 : 92,254.54 = 36,636.15 : x
  2. Step 2: Convert to fraction form
    66,851.11/92,254.54 = 36,636.15/x
  3. Step 3: Cross multiply
    66,851.11x = 92,254.54 × 36,636.15
  4. Step 4: Simplify right side
    66,851.11x = 3,379,851,165.62
  5. Step 5: Solve for x
    x = 3,379,851,165.62/66,851.11
  6. Step 6: Final answer
    x = 50,557.89

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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.