Home / 122,587.14-183,789.42-51,530.60

Finding the Fourth Proportional to 122,587.14, 183,789.42 and 51,530.60

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Solution

The fourth proportional to 122,587.14, 183,789.42 and 51,530.60 is: 77,257.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,587.14 : 183,789.42 = 51,530.60 : x
  2. Step 2: Convert to fraction form
    122,587.14/183,789.42 = 51,530.60/x
  3. Step 3: Cross multiply
    122,587.14x = 183,789.42 × 51,530.60
  4. Step 4: Simplify right side
    122,587.14x = 9,470,778,167.30
  5. Step 5: Solve for x
    x = 9,470,778,167.30/122,587.14
  6. Step 6: Final answer
    x = 77,257.52

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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.