Home / 125,093.69-187,659.97-42,007.13

Finding the Fourth Proportional to 125,093.69, 187,659.97 and 42,007.13

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Solution

The fourth proportional to 125,093.69, 187,659.97 and 42,007.13 is: 63,017.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,093.69 : 187,659.97 = 42,007.13 : x
  2. Step 2: Convert to fraction form
    125,093.69/187,659.97 = 42,007.13/x
  3. Step 3: Cross multiply
    125,093.69x = 187,659.97 × 42,007.13
  4. Step 4: Simplify right side
    125,093.69x = 7,883,056,755.59
  5. Step 5: Solve for x
    x = 7,883,056,755.59/125,093.69
  6. Step 6: Final answer
    x = 63,017.22

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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.