Home / 96,812.86-133,614.28-54,371.39

Finding the Fourth Proportional to 96,812.86, 133,614.28 and 54,371.39

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Solution

The fourth proportional to 96,812.86, 133,614.28 and 54,371.39 is: 75,039.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,812.86 : 133,614.28 = 54,371.39 : x
  2. Step 2: Convert to fraction form
    96,812.86/133,614.28 = 54,371.39/x
  3. Step 3: Cross multiply
    96,812.86x = 133,614.28 × 54,371.39
  4. Step 4: Simplify right side
    96,812.86x = 7,264,793,973.08
  5. Step 5: Solve for x
    x = 7,264,793,973.08/96,812.86
  6. Step 6: Final answer
    x = 75,039.56

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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.