Home / 182,470.42-251,721.75-114,453.28

Finding the Fourth Proportional to 182,470.42, 251,721.75 and 114,453.28

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Solution

The fourth proportional to 182,470.42, 251,721.75 and 114,453.28 is: 157,890.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,470.42 : 251,721.75 = 114,453.28 : x
  2. Step 2: Convert to fraction form
    182,470.42/251,721.75 = 114,453.28/x
  3. Step 3: Cross multiply
    182,470.42x = 251,721.75 × 114,453.28
  4. Step 4: Simplify right side
    182,470.42x = 28,810,379,934.84
  5. Step 5: Solve for x
    x = 28,810,379,934.84/182,470.42
  6. Step 6: Final answer
    x = 157,890.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.