Home / 122,881.93-184,027.65-70,131.49

Finding the Fourth Proportional to 122,881.93, 184,027.65 and 70,131.49

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Solution

The fourth proportional to 122,881.93, 184,027.65 and 70,131.49 is: 105,028.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,881.93 : 184,027.65 = 70,131.49 : x
  2. Step 2: Convert to fraction form
    122,881.93/184,027.65 = 70,131.49/x
  3. Step 3: Cross multiply
    122,881.93x = 184,027.65 × 70,131.49
  4. Step 4: Simplify right side
    122,881.93x = 12,906,133,295.70
  5. Step 5: Solve for x
    x = 12,906,133,295.70/122,881.93
  6. Step 6: Final answer
    x = 105,028.73

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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.