Home / 125,823.51-188,735.27-45,867.48

Finding the Fourth Proportional to 125,823.51, 188,735.27 and 45,867.48

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Solution

The fourth proportional to 125,823.51, 188,735.27 and 45,867.48 is: 68,801.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,823.51 : 188,735.27 = 45,867.48 : x
  2. Step 2: Convert to fraction form
    125,823.51/188,735.27 = 45,867.48/x
  3. Step 3: Cross multiply
    125,823.51x = 188,735.27 × 45,867.48
  4. Step 4: Simplify right side
    125,823.51x = 8,656,810,456.93
  5. Step 5: Solve for x
    x = 8,656,810,456.93/125,823.51
  6. Step 6: Final answer
    x = 68,801.21

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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.