Home / 122,961.52-184,486-60,675.76

Finding the Fourth Proportional to 122,961.52, 184,486 and 60,675.76

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Solution

The fourth proportional to 122,961.52, 184,486 and 60,675.76 is: 91,035.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,961.52 : 184,486 = 60,675.76 : x
  2. Step 2: Convert to fraction form
    122,961.52/184,486 = 60,675.76/x
  3. Step 3: Cross multiply
    122,961.52x = 184,486 × 60,675.76
  4. Step 4: Simplify right side
    122,961.52x = 11,193,828,259.36
  5. Step 5: Solve for x
    x = 11,193,828,259.36/122,961.52
  6. Step 6: Final answer
    x = 91,035.21

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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.