Home / 239,388.84-330,341.76-131,953.32

Finding the Fourth Proportional to 239,388.84, 330,341.76 and 131,953.32

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Solution

The fourth proportional to 239,388.84, 330,341.76 and 131,953.32 is: 182,087.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,388.84 : 330,341.76 = 131,953.32 : x
  2. Step 2: Convert to fraction form
    239,388.84/330,341.76 = 131,953.32/x
  3. Step 3: Cross multiply
    239,388.84x = 330,341.76 × 131,953.32
  4. Step 4: Simplify right side
    239,388.84x = 43,589,691,966.64
  5. Step 5: Solve for x
    x = 43,589,691,966.64/239,388.84
  6. Step 6: Final answer
    x = 182,087.40

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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.