Home / 122,688.88-184,076.51-60,403.12

Finding the Fourth Proportional to 122,688.88, 184,076.51 and 60,403.12

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Solution

The fourth proportional to 122,688.88, 184,076.51 and 60,403.12 is: 90,625.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,688.88 : 184,076.51 = 60,403.12 : x
  2. Step 2: Convert to fraction form
    122,688.88/184,076.51 = 60,403.12/x
  3. Step 3: Cross multiply
    122,688.88x = 184,076.51 × 60,403.12
  4. Step 4: Simplify right side
    122,688.88x = 11,118,794,753.34
  5. Step 5: Solve for x
    x = 11,118,794,753.34/122,688.88
  6. Step 6: Final answer
    x = 90,625.94

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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.