Home / 184,821.52-255,053.52-99,938.38

Finding the Fourth Proportional to 184,821.52, 255,053.52 and 99,938.38

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Solution

The fourth proportional to 184,821.52, 255,053.52 and 99,938.38 is: 137,914.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,821.52 : 255,053.52 = 99,938.38 : x
  2. Step 2: Convert to fraction form
    184,821.52/255,053.52 = 99,938.38/x
  3. Step 3: Cross multiply
    184,821.52x = 255,053.52 × 99,938.38
  4. Step 4: Simplify right side
    184,821.52x = 25,489,635,102.41
  5. Step 5: Solve for x
    x = 25,489,635,102.41/184,821.52
  6. Step 6: Final answer
    x = 137,914.87

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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.