Home / 125,464.89-188,172.26-46,560.66

Finding the Fourth Proportional to 125,464.89, 188,172.26 and 46,560.66

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Solution

The fourth proportional to 125,464.89, 188,172.26 and 46,560.66 is: 69,831.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,464.89 : 188,172.26 = 46,560.66 : x
  2. Step 2: Convert to fraction form
    125,464.89/188,172.26 = 46,560.66/x
  3. Step 3: Cross multiply
    125,464.89x = 188,172.26 × 46,560.66
  4. Step 4: Simplify right side
    125,464.89x = 8,761,424,619.29
  5. Step 5: Solve for x
    x = 8,761,424,619.29/125,464.89
  6. Step 6: Final answer
    x = 69,831.68

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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.