Home / 90,453.34-124,833.27-50,180.07

Finding the Fourth Proportional to 90,453.34, 124,833.27 and 50,180.07

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Solution

The fourth proportional to 90,453.34, 124,833.27 and 50,180.07 is: 69,252.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,453.34 : 124,833.27 = 50,180.07 : x
  2. Step 2: Convert to fraction form
    90,453.34/124,833.27 = 50,180.07/x
  3. Step 3: Cross multiply
    90,453.34x = 124,833.27 × 50,180.07
  4. Step 4: Simplify right side
    90,453.34x = 6,264,141,976.03
  5. Step 5: Solve for x
    x = 6,264,141,976.03/90,453.34
  6. Step 6: Final answer
    x = 69,252.75

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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.