Home / 239,824.93-330,959.13-130,929.45

Finding the Fourth Proportional to 239,824.93, 330,959.13 and 130,929.45

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Solution

The fourth proportional to 239,824.93, 330,959.13 and 130,929.45 is: 180,683.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,824.93 : 330,959.13 = 130,929.45 : x
  2. Step 2: Convert to fraction form
    239,824.93/330,959.13 = 130,929.45/x
  3. Step 3: Cross multiply
    239,824.93x = 330,959.13 × 130,929.45
  4. Step 4: Simplify right side
    239,824.93x = 43,332,295,208.58
  5. Step 5: Solve for x
    x = 43,332,295,208.58/239,824.93
  6. Step 6: Final answer
    x = 180,683.03

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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.