Home / 125,645.45-188,197.54-58,985.69

Finding the Fourth Proportional to 125,645.45, 188,197.54 and 58,985.69

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Solution

The fourth proportional to 125,645.45, 188,197.54 and 58,985.69 is: 88,351.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,645.45 : 188,197.54 = 58,985.69 : x
  2. Step 2: Convert to fraction form
    125,645.45/188,197.54 = 58,985.69/x
  3. Step 3: Cross multiply
    125,645.45x = 188,197.54 × 58,985.69
  4. Step 4: Simplify right side
    125,645.45x = 11,100,961,458.27
  5. Step 5: Solve for x
    x = 11,100,961,458.27/125,645.45
  6. Step 6: Final answer
    x = 88,351.48

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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.