Home / 239,156.06-330,035.37-131,725.94

Finding the Fourth Proportional to 239,156.06, 330,035.37 and 131,725.94

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Solution

The fourth proportional to 239,156.06, 330,035.37 and 131,725.94 is: 181,781.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,156.06 : 330,035.37 = 131,725.94 : x
  2. Step 2: Convert to fraction form
    239,156.06/330,035.37 = 131,725.94/x
  3. Step 3: Cross multiply
    239,156.06x = 330,035.37 × 131,725.94
  4. Step 4: Simplify right side
    239,156.06x = 43,474,219,346.50
  5. Step 5: Solve for x
    x = 43,474,219,346.50/239,156.06
  6. Step 6: Final answer
    x = 181,781.80

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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.