Home / 187,943.82-282,055.85-75,625.01

Finding the Fourth Proportional to 187,943.82, 282,055.85 and 75,625.01

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Solution

The fourth proportional to 187,943.82, 282,055.85 and 75,625.01 is: 113,493.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,943.82 : 282,055.85 = 75,625.01 : x
  2. Step 2: Convert to fraction form
    187,943.82/282,055.85 = 75,625.01/x
  3. Step 3: Cross multiply
    187,943.82x = 282,055.85 × 75,625.01
  4. Step 4: Simplify right side
    187,943.82x = 21,330,475,998.10
  5. Step 5: Solve for x
    x = 21,330,475,998.10/187,943.82
  6. Step 6: Final answer
    x = 113,493.90

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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.