Home / 114,031.54-171,067.80-39,132.28

Finding the Fourth Proportional to 114,031.54, 171,067.80 and 39,132.28

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Solution

The fourth proportional to 114,031.54, 171,067.80 and 39,132.28 is: 58,705.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,031.54 : 171,067.80 = 39,132.28 : x
  2. Step 2: Convert to fraction form
    114,031.54/171,067.80 = 39,132.28/x
  3. Step 3: Cross multiply
    114,031.54x = 171,067.80 × 39,132.28
  4. Step 4: Simplify right side
    114,031.54x = 6,694,273,048.58
  5. Step 5: Solve for x
    x = 6,694,273,048.58/114,031.54
  6. Step 6: Final answer
    x = 58,705.45

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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.