Home / 125,933.16-188,898.60-51,035.50

Finding the Fourth Proportional to 125,933.16, 188,898.60 and 51,035.50

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Solution

The fourth proportional to 125,933.16, 188,898.60 and 51,035.50 is: 76,552.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,933.16 : 188,898.60 = 51,035.50 : x
  2. Step 2: Convert to fraction form
    125,933.16/188,898.60 = 51,035.50/x
  3. Step 3: Cross multiply
    125,933.16x = 188,898.60 × 51,035.50
  4. Step 4: Simplify right side
    125,933.16x = 9,640,534,500.30
  5. Step 5: Solve for x
    x = 9,640,534,500.30/125,933.16
  6. Step 6: Final answer
    x = 76,552.79

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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.