Home / 239,186.72-330,076.14-131,754.26

Finding the Fourth Proportional to 239,186.72, 330,076.14 and 131,754.26

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Solution

The fourth proportional to 239,186.72, 330,076.14 and 131,754.26 is: 181,820.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,186.72 : 330,076.14 = 131,754.26 : x
  2. Step 2: Convert to fraction form
    239,186.72/330,076.14 = 131,754.26/x
  3. Step 3: Cross multiply
    239,186.72x = 330,076.14 × 131,754.26
  4. Step 4: Simplify right side
    239,186.72x = 43,488,937,569.36
  5. Step 5: Solve for x
    x = 43,488,937,569.36/239,186.72
  6. Step 6: Final answer
    x = 181,820.03

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1.5x scale

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.