Home / 239,331.36-330,277.28-131,901.39

Finding the Fourth Proportional to 239,331.36, 330,277.28 and 131,901.39

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Solution

The fourth proportional to 239,331.36, 330,277.28 and 131,901.39 is: 182,023.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,331.36 : 330,277.28 = 131,901.39 : x
  2. Step 2: Convert to fraction form
    239,331.36/330,277.28 = 131,901.39/x
  3. Step 3: Cross multiply
    239,331.36x = 330,277.28 × 131,901.39
  4. Step 4: Simplify right side
    239,331.36x = 43,564,031,657.91
  5. Step 5: Solve for x
    x = 43,564,031,657.91/239,331.36
  6. Step 6: Final answer
    x = 182,023.92

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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.