Home / 125,437.36-188,161.73-36,698.47

Finding the Fourth Proportional to 125,437.36, 188,161.73 and 36,698.47

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Solution

The fourth proportional to 125,437.36, 188,161.73 and 36,698.47 is: 55,049.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,437.36 : 188,161.73 = 36,698.47 : x
  2. Step 2: Convert to fraction form
    125,437.36/188,161.73 = 36,698.47/x
  3. Step 3: Cross multiply
    125,437.36x = 188,161.73 × 36,698.47
  4. Step 4: Simplify right side
    125,437.36x = 6,905,247,293.70
  5. Step 5: Solve for x
    x = 6,905,247,293.70/125,437.36
  6. Step 6: Final answer
    x = 55,049.37

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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.