Home / 124,935.89-187,403.82-36,189.42

Finding the Fourth Proportional to 124,935.89, 187,403.82 and 36,189.42

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Solution

The fourth proportional to 124,935.89, 187,403.82 and 36,189.42 is: 54,284.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,935.89 : 187,403.82 = 36,189.42 : x
  2. Step 2: Convert to fraction form
    124,935.89/187,403.82 = 36,189.42/x
  3. Step 3: Cross multiply
    124,935.89x = 187,403.82 × 36,189.42
  4. Step 4: Simplify right side
    124,935.89x = 6,782,035,551.58
  5. Step 5: Solve for x
    x = 6,782,035,551.58/124,935.89
  6. Step 6: Final answer
    x = 54,284.13

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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.