Home / 98,553.28-136,003.46-53,231.24

Finding the Fourth Proportional to 98,553.28, 136,003.46 and 53,231.24

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Solution

The fourth proportional to 98,553.28, 136,003.46 and 53,231.24 is: 73,459.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,553.28 : 136,003.46 = 53,231.24 : x
  2. Step 2: Convert to fraction form
    98,553.28/136,003.46 = 53,231.24/x
  3. Step 3: Cross multiply
    98,553.28x = 136,003.46 × 53,231.24
  4. Step 4: Simplify right side
    98,553.28x = 7,239,632,820.09
  5. Step 5: Solve for x
    x = 7,239,632,820.09/98,553.28
  6. Step 6: Final answer
    x = 73,459.08

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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.