Home / 187,982.48-259,164.60-149,348.36

Finding the Fourth Proportional to 187,982.48, 259,164.60 and 149,348.36

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Solution

The fourth proportional to 187,982.48, 259,164.60 and 149,348.36 is: 205,901.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,982.48 : 259,164.60 = 149,348.36 : x
  2. Step 2: Convert to fraction form
    187,982.48/259,164.60 = 149,348.36/x
  3. Step 3: Cross multiply
    187,982.48x = 259,164.60 × 149,348.36
  4. Step 4: Simplify right side
    187,982.48x = 38,705,807,980.06
  5. Step 5: Solve for x
    x = 38,705,807,980.06/187,982.48
  6. Step 6: Final answer
    x = 205,901.15

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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.