Home / 122,694.18-184,041.34-38,460.90

Finding the Fourth Proportional to 122,694.18, 184,041.34 and 38,460.90

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Solution

The fourth proportional to 122,694.18, 184,041.34 and 38,460.90 is: 57,691.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,694.18 : 184,041.34 = 38,460.90 : x
  2. Step 2: Convert to fraction form
    122,694.18/184,041.34 = 38,460.90/x
  3. Step 3: Cross multiply
    122,694.18x = 184,041.34 × 38,460.90
  4. Step 4: Simplify right side
    122,694.18x = 7,078,395,573.61
  5. Step 5: Solve for x
    x = 7,078,395,573.61/122,694.18
  6. Step 6: Final answer
    x = 57,691.37

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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.