Home / 239,746.17-330,850.43-130,851.51

Finding the Fourth Proportional to 239,746.17, 330,850.43 and 130,851.51

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Solution

The fourth proportional to 239,746.17, 330,850.43 and 130,851.51 is: 180,575.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,746.17 : 330,850.43 = 130,851.51 : x
  2. Step 2: Convert to fraction form
    239,746.17/330,850.43 = 130,851.51/x
  3. Step 3: Cross multiply
    239,746.17x = 330,850.43 × 130,851.51
  4. Step 4: Simplify right side
    239,746.17x = 43,292,279,087.68
  5. Step 5: Solve for x
    x = 43,292,279,087.68/239,746.17
  6. Step 6: Final answer
    x = 180,575.48

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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.