Home / 66,202.35-91,350.23-39,335.06

Finding the Fourth Proportional to 66,202.35, 91,350.23 and 39,335.06

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Solution

The fourth proportional to 66,202.35, 91,350.23 and 39,335.06 is: 54,277.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,202.35 : 91,350.23 = 39,335.06 : x
  2. Step 2: Convert to fraction form
    66,202.35/91,350.23 = 39,335.06/x
  3. Step 3: Cross multiply
    66,202.35x = 91,350.23 × 39,335.06
  4. Step 4: Simplify right side
    66,202.35x = 3,593,266,124.64
  5. Step 5: Solve for x
    x = 3,593,266,124.64/66,202.35
  6. Step 6: Final answer
    x = 54,277.02

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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.