Home / 344,091.78-516,142.85-119,459.34

Finding the Fourth Proportional to 344,091.78, 516,142.85 and 119,459.34

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Solution

The fourth proportional to 344,091.78, 516,142.85 and 119,459.34 is: 179,190.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,091.78 : 516,142.85 = 119,459.34 : x
  2. Step 2: Convert to fraction form
    344,091.78/516,142.85 = 119,459.34/x
  3. Step 3: Cross multiply
    344,091.78x = 516,142.85 × 119,459.34
  4. Step 4: Simplify right side
    344,091.78x = 61,658,084,206.72
  5. Step 5: Solve for x
    x = 61,658,084,206.72/344,091.78
  6. Step 6: Final answer
    x = 179,190.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.