Home / 122,811.15-184,225.23-47,906.40

Finding the Fourth Proportional to 122,811.15, 184,225.23 and 47,906.40

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Solution

The fourth proportional to 122,811.15, 184,225.23 and 47,906.40 is: 71,862.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,811.15 : 184,225.23 = 47,906.40 : x
  2. Step 2: Convert to fraction form
    122,811.15/184,225.23 = 47,906.40/x
  3. Step 3: Cross multiply
    122,811.15x = 184,225.23 × 47,906.40
  4. Step 4: Simplify right side
    122,811.15x = 8,825,567,558.47
  5. Step 5: Solve for x
    x = 8,825,567,558.47/122,811.15
  6. Step 6: Final answer
    x = 71,862.92

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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.