Home / 179,667.67-247,932.44-99,090.39

Finding the Fourth Proportional to 179,667.67, 247,932.44 and 99,090.39

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Solution

The fourth proportional to 179,667.67, 247,932.44 and 99,090.39 is: 136,739.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,667.67 : 247,932.44 = 99,090.39 : x
  2. Step 2: Convert to fraction form
    179,667.67/247,932.44 = 99,090.39/x
  3. Step 3: Cross multiply
    179,667.67x = 247,932.44 × 99,090.39
  4. Step 4: Simplify right side
    179,667.67x = 24,567,722,141.90
  5. Step 5: Solve for x
    x = 24,567,722,141.90/179,667.67
  6. Step 6: Final answer
    x = 136,739.81

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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.