Home / 187,704.48-258,824.62-119,613.60

Finding the Fourth Proportional to 187,704.48, 258,824.62 and 119,613.60

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Solution

The fourth proportional to 187,704.48, 258,824.62 and 119,613.60 is: 164,934.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,704.48 : 258,824.62 = 119,613.60 : x
  2. Step 2: Convert to fraction form
    187,704.48/258,824.62 = 119,613.60/x
  3. Step 3: Cross multiply
    187,704.48x = 258,824.62 × 119,613.60
  4. Step 4: Simplify right side
    187,704.48x = 30,958,944,566.83
  5. Step 5: Solve for x
    x = 30,958,944,566.83/187,704.48
  6. Step 6: Final answer
    x = 164,934.50

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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.