Home / 239,747.17-330,851.81-130,852.51

Finding the Fourth Proportional to 239,747.17, 330,851.81 and 130,852.51

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Solution

The fourth proportional to 239,747.17, 330,851.81 and 130,852.51 is: 180,576.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,747.17 : 330,851.81 = 130,852.51 : x
  2. Step 2: Convert to fraction form
    239,747.17/330,851.81 = 130,852.51/x
  3. Step 3: Cross multiply
    239,747.17x = 330,851.81 × 130,852.51
  4. Step 4: Simplify right side
    239,747.17x = 43,292,789,776.54
  5. Step 5: Solve for x
    x = 43,292,789,776.54/239,747.17
  6. Step 6: Final answer
    x = 180,576.85

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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.