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Finding the Fourth Proportional to 98,256.17, 135,593.48 and 53,544.17

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Solution

The fourth proportional to 98,256.17, 135,593.48 and 53,544.17 is: 73,890.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,256.17 : 135,593.48 = 53,544.17 : x
  2. Step 2: Convert to fraction form
    98,256.17/135,593.48 = 53,544.17/x
  3. Step 3: Cross multiply
    98,256.17x = 135,593.48 × 53,544.17
  4. Step 4: Simplify right side
    98,256.17x = 7,260,240,816.86
  5. Step 5: Solve for x
    x = 7,260,240,816.86/98,256.17
  6. Step 6: Final answer
    x = 73,890.94

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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.