Home / 239,278.89-330,219.60-131,848.92

Finding the Fourth Proportional to 239,278.89, 330,219.60 and 131,848.92

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Solution

The fourth proportional to 239,278.89, 330,219.60 and 131,848.92 is: 181,959.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,278.89 : 330,219.60 = 131,848.92 : x
  2. Step 2: Convert to fraction form
    239,278.89/330,219.60 = 131,848.92/x
  3. Step 3: Cross multiply
    239,278.89x = 330,219.60 × 131,848.92
  4. Step 4: Simplify right side
    239,278.89x = 43,539,097,622.83
  5. Step 5: Solve for x
    x = 43,539,097,622.83/239,278.89
  6. Step 6: Final answer
    x = 181,959.63

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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.