Home / 122,788.39-184,253.18-51,705.42

Finding the Fourth Proportional to 122,788.39, 184,253.18 and 51,705.42

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Solution

The fourth proportional to 122,788.39, 184,253.18 and 51,705.42 is: 77,587.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,788.39 : 184,253.18 = 51,705.42 : x
  2. Step 2: Convert to fraction form
    122,788.39/184,253.18 = 51,705.42/x
  3. Step 3: Cross multiply
    122,788.39x = 184,253.18 × 51,705.42
  4. Step 4: Simplify right side
    122,788.39x = 9,526,888,058.24
  5. Step 5: Solve for x
    x = 9,526,888,058.24/122,788.39
  6. Step 6: Final answer
    x = 77,587.86

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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.