Home / 184,155.39-276,231.86-47,378.28

Finding the Fourth Proportional to 184,155.39, 276,231.86 and 47,378.28

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Solution

The fourth proportional to 184,155.39, 276,231.86 and 47,378.28 is: 71,067.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,155.39 : 276,231.86 = 47,378.28 : x
  2. Step 2: Convert to fraction form
    184,155.39/276,231.86 = 47,378.28/x
  3. Step 3: Cross multiply
    184,155.39x = 276,231.86 × 47,378.28
  4. Step 4: Simplify right side
    184,155.39x = 13,087,390,526.45
  5. Step 5: Solve for x
    x = 13,087,390,526.45/184,155.39
  6. Step 6: Final answer
    x = 71,067.11

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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.