Home / 122,960.50-184,440.44-38,727.72

Finding the Fourth Proportional to 122,960.50, 184,440.44 and 38,727.72

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Solution

The fourth proportional to 122,960.50, 184,440.44 and 38,727.72 is: 58,091.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,960.50 : 184,440.44 = 38,727.72 : x
  2. Step 2: Convert to fraction form
    122,960.50/184,440.44 = 38,727.72/x
  3. Step 3: Cross multiply
    122,960.50x = 184,440.44 × 38,727.72
  4. Step 4: Simplify right side
    122,960.50x = 7,142,957,813.82
  5. Step 5: Solve for x
    x = 7,142,957,813.82/122,960.50
  6. Step 6: Final answer
    x = 58,091.48

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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.