Home / 159,490.74-239,179.89-47,141.10

Finding the Fourth Proportional to 159,490.74, 239,179.89 and 47,141.10

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Solution

The fourth proportional to 159,490.74, 239,179.89 and 47,141.10 is: 70,695.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,490.74 : 239,179.89 = 47,141.10 : x
  2. Step 2: Convert to fraction form
    159,490.74/239,179.89 = 47,141.10/x
  3. Step 3: Cross multiply
    159,490.74x = 239,179.89 × 47,141.10
  4. Step 4: Simplify right side
    159,490.74x = 11,275,203,112.48
  5. Step 5: Solve for x
    x = 11,275,203,112.48/159,490.74
  6. Step 6: Final answer
    x = 70,695.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.