Home / 90,536.43-124,939.06-50,250.07

Finding the Fourth Proportional to 90,536.43, 124,939.06 and 50,250.07

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Solution

The fourth proportional to 90,536.43, 124,939.06 and 50,250.07 is: 69,344.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,536.43 : 124,939.06 = 50,250.07 : x
  2. Step 2: Convert to fraction form
    90,536.43/124,939.06 = 50,250.07/x
  3. Step 3: Cross multiply
    90,536.43x = 124,939.06 × 50,250.07
  4. Step 4: Simplify right side
    90,536.43x = 6,278,196,541.28
  5. Step 5: Solve for x
    x = 6,278,196,541.28/90,536.43
  6. Step 6: Final answer
    x = 69,344.42

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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.