Home / 124,985.09-187,476.73-50,104.15

Finding the Fourth Proportional to 124,985.09, 187,476.73 and 50,104.15

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Solution

The fourth proportional to 124,985.09, 187,476.73 and 50,104.15 is: 75,155.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,985.09 : 187,476.73 = 50,104.15 : x
  2. Step 2: Convert to fraction form
    124,985.09/187,476.73 = 50,104.15/x
  3. Step 3: Cross multiply
    124,985.09x = 187,476.73 × 50,104.15
  4. Step 4: Simplify right side
    124,985.09x = 9,393,361,607.48
  5. Step 5: Solve for x
    x = 9,393,361,607.48/124,985.09
  6. Step 6: Final answer
    x = 75,155.86

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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.