Home / 91,453.16-137,185.10-35,293.56

Finding the Fourth Proportional to 91,453.16, 137,185.10 and 35,293.56

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Solution

The fourth proportional to 91,453.16, 137,185.10 and 35,293.56 is: 52,942.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,453.16 : 137,185.10 = 35,293.56 : x
  2. Step 2: Convert to fraction form
    91,453.16/137,185.10 = 35,293.56/x
  3. Step 3: Cross multiply
    91,453.16x = 137,185.10 × 35,293.56
  4. Step 4: Simplify right side
    91,453.16x = 4,841,750,557.96
  5. Step 5: Solve for x
    x = 4,841,750,557.96/91,453.16
  6. Step 6: Final answer
    x = 52,942.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.