Home / 239,317.38-330,264.91-131,894.34

Finding the Fourth Proportional to 239,317.38, 330,264.91 and 131,894.34

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Solution

The fourth proportional to 239,317.38, 330,264.91 and 131,894.34 is: 182,018.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,317.38 : 330,264.91 = 131,894.34 : x
  2. Step 2: Convert to fraction form
    239,317.38/330,264.91 = 131,894.34/x
  3. Step 3: Cross multiply
    239,317.38x = 330,264.91 × 131,894.34
  4. Step 4: Simplify right side
    239,317.38x = 43,560,072,329.61
  5. Step 5: Solve for x
    x = 43,560,072,329.61/239,317.38
  6. Step 6: Final answer
    x = 182,018.01

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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.