Home / 98,048.34-135,301.77-55,610.82

Finding the Fourth Proportional to 98,048.34, 135,301.77 and 55,610.82

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Solution

The fourth proportional to 98,048.34, 135,301.77 and 55,610.82 is: 76,740.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,048.34 : 135,301.77 = 55,610.82 : x
  2. Step 2: Convert to fraction form
    98,048.34/135,301.77 = 55,610.82/x
  3. Step 3: Cross multiply
    98,048.34x = 135,301.77 × 55,610.82
  4. Step 4: Simplify right side
    98,048.34x = 7,524,242,377.15
  5. Step 5: Solve for x
    x = 7,524,242,377.15/98,048.34
  6. Step 6: Final answer
    x = 76,740.13

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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.