Home / 86,092.20-118,807.07-47,850.53

Finding the Fourth Proportional to 86,092.20, 118,807.07 and 47,850.53

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Solution

The fourth proportional to 86,092.20, 118,807.07 and 47,850.53 is: 66,033.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,092.20 : 118,807.07 = 47,850.53 : x
  2. Step 2: Convert to fraction form
    86,092.20/118,807.07 = 47,850.53/x
  3. Step 3: Cross multiply
    86,092.20x = 118,807.07 × 47,850.53
  4. Step 4: Simplify right side
    86,092.20x = 5,684,980,433.96
  5. Step 5: Solve for x
    x = 5,684,980,433.96/86,092.20
  6. Step 6: Final answer
    x = 66,033.63

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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.