Home / 251,187.40-346,729.74-166,331.80

Finding the Fourth Proportional to 251,187.40, 346,729.74 and 166,331.80

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Solution

The fourth proportional to 251,187.40, 346,729.74 and 166,331.80 is: 229,598.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,187.40 : 346,729.74 = 166,331.80 : x
  2. Step 2: Convert to fraction form
    251,187.40/346,729.74 = 166,331.80/x
  3. Step 3: Cross multiply
    251,187.40x = 346,729.74 × 166,331.80
  4. Step 4: Simplify right side
    251,187.40x = 57,672,181,767.73
  5. Step 5: Solve for x
    x = 57,672,181,767.73/251,187.40
  6. Step 6: Final answer
    x = 229,598.23

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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.