Home / 158,388.05-237,557.31-51,771.20

Finding the Fourth Proportional to 158,388.05, 237,557.31 and 51,771.20

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Solution

The fourth proportional to 158,388.05, 237,557.31 and 51,771.20 is: 77,648.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,388.05 : 237,557.31 = 51,771.20 : x
  2. Step 2: Convert to fraction form
    158,388.05/237,557.31 = 51,771.20/x
  3. Step 3: Cross multiply
    158,388.05x = 237,557.31 × 51,771.20
  4. Step 4: Simplify right side
    158,388.05x = 12,298,627,007.47
  5. Step 5: Solve for x
    x = 12,298,627,007.47/158,388.05
  6. Step 6: Final answer
    x = 77,648.71

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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.