Home / 184,639.20-276,740.10-137,837.40

Finding the Fourth Proportional to 184,639.20, 276,740.10 and 137,837.40

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Solution

The fourth proportional to 184,639.20, 276,740.10 and 137,837.40 is: 206,592.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,639.20 : 276,740.10 = 137,837.40 : x
  2. Step 2: Convert to fraction form
    184,639.20/276,740.10 = 137,837.40/x
  3. Step 3: Cross multiply
    184,639.20x = 276,740.10 × 137,837.40
  4. Step 4: Simplify right side
    184,639.20x = 38,145,135,859.74
  5. Step 5: Solve for x
    x = 38,145,135,859.74/184,639.20
  6. Step 6: Final answer
    x = 206,592.84

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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.