Home / 125,923.29-188,917.62-55,785.93

Finding the Fourth Proportional to 125,923.29, 188,917.62 and 55,785.93

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Solution

The fourth proportional to 125,923.29, 188,917.62 and 55,785.93 is: 83,693.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,923.29 : 188,917.62 = 55,785.93 : x
  2. Step 2: Convert to fraction form
    125,923.29/188,917.62 = 55,785.93/x
  3. Step 3: Cross multiply
    125,923.29x = 188,917.62 × 55,785.93
  4. Step 4: Simplify right side
    125,923.29x = 10,538,945,125.09
  5. Step 5: Solve for x
    x = 10,538,945,125.09/125,923.29
  6. Step 6: Final answer
    x = 83,693.37

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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.