Home / 239,250.47-330,164.03-131,818.01

Finding the Fourth Proportional to 239,250.47, 330,164.03 and 131,818.01

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Solution

The fourth proportional to 239,250.47, 330,164.03 and 131,818.01 is: 181,907.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,250.47 : 330,164.03 = 131,818.01 : x
  2. Step 2: Convert to fraction form
    239,250.47/330,164.03 = 131,818.01/x
  3. Step 3: Cross multiply
    239,250.47x = 330,164.03 × 131,818.01
  4. Step 4: Simplify right side
    239,250.47x = 43,521,564,749.09
  5. Step 5: Solve for x
    x = 43,521,564,749.09/239,250.47
  6. Step 6: Final answer
    x = 181,907.96

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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.