Home / 66,709.13-92,106.72-41,250.39

Finding the Fourth Proportional to 66,709.13, 92,106.72 and 41,250.39

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Solution

The fourth proportional to 66,709.13, 92,106.72 and 41,250.39 is: 56,955.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,709.13 : 92,106.72 = 41,250.39 : x
  2. Step 2: Convert to fraction form
    66,709.13/92,106.72 = 41,250.39/x
  3. Step 3: Cross multiply
    66,709.13x = 92,106.72 × 41,250.39
  4. Step 4: Simplify right side
    66,709.13x = 3,799,438,121.62
  5. Step 5: Solve for x
    x = 3,799,438,121.62/66,709.13
  6. Step 6: Final answer
    x = 56,955.30

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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.