Home / 122,985.64-184,460.10-34,229.89

Finding the Fourth Proportional to 122,985.64, 184,460.10 and 34,229.89

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Solution

The fourth proportional to 122,985.64, 184,460.10 and 34,229.89 is: 51,339.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,985.64 : 184,460.10 = 34,229.89 : x
  2. Step 2: Convert to fraction form
    122,985.64/184,460.10 = 34,229.89/x
  3. Step 3: Cross multiply
    122,985.64x = 184,460.10 × 34,229.89
  4. Step 4: Simplify right side
    122,985.64x = 6,314,048,932.39
  5. Step 5: Solve for x
    x = 6,314,048,932.39/122,985.64
  6. Step 6: Final answer
    x = 51,339.72

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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.