Home / 48,669.28-67,102.75-40,614.54

Finding the Fourth Proportional to 48,669.28, 67,102.75 and 40,614.54

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Solution

The fourth proportional to 48,669.28, 67,102.75 and 40,614.54 is: 55,997.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,669.28 : 67,102.75 = 40,614.54 : x
  2. Step 2: Convert to fraction form
    48,669.28/67,102.75 = 40,614.54/x
  3. Step 3: Cross multiply
    48,669.28x = 67,102.75 × 40,614.54
  4. Step 4: Simplify right side
    48,669.28x = 2,725,347,323.99
  5. Step 5: Solve for x
    x = 2,725,347,323.99/48,669.28
  6. Step 6: Final answer
    x = 55,997.28

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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.