Home / 75,833.56-104,683.86-48,989.14

Finding the Fourth Proportional to 75,833.56, 104,683.86 and 48,989.14

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Solution

The fourth proportional to 75,833.56, 104,683.86 and 48,989.14 is: 67,626.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,833.56 : 104,683.86 = 48,989.14 : x
  2. Step 2: Convert to fraction form
    75,833.56/104,683.86 = 48,989.14/x
  3. Step 3: Cross multiply
    75,833.56x = 104,683.86 × 48,989.14
  4. Step 4: Simplify right side
    75,833.56x = 5,128,372,273.28
  5. Step 5: Solve for x
    x = 5,128,372,273.28/75,833.56
  6. Step 6: Final answer
    x = 67,626.68

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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.