Home / 184,981.14-255,274.65-100,098.20

Finding the Fourth Proportional to 184,981.14, 255,274.65 and 100,098.20

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Solution

The fourth proportional to 184,981.14, 255,274.65 and 100,098.20 is: 138,135.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,981.14 : 255,274.65 = 100,098.20 : x
  2. Step 2: Convert to fraction form
    184,981.14/255,274.65 = 100,098.20/x
  3. Step 3: Cross multiply
    184,981.14x = 255,274.65 × 100,098.20
  4. Step 4: Simplify right side
    184,981.14x = 25,552,532,470.14
  5. Step 5: Solve for x
    x = 25,552,532,470.14/184,981.14
  6. Step 6: Final answer
    x = 138,135.88

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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.