Home / 90,098.91-124,334.06-49,814.37

Finding the Fourth Proportional to 90,098.91, 124,334.06 and 49,814.37

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Solution

The fourth proportional to 90,098.91, 124,334.06 and 49,814.37 is: 68,742.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,098.91 : 124,334.06 = 49,814.37 : x
  2. Step 2: Convert to fraction form
    90,098.91/124,334.06 = 49,814.37/x
  3. Step 3: Cross multiply
    90,098.91x = 124,334.06 × 49,814.37
  4. Step 4: Simplify right side
    90,098.91x = 6,193,622,619.37
  5. Step 5: Solve for x
    x = 6,193,622,619.37/90,098.91
  6. Step 6: Final answer
    x = 68,742.48

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1.5x scale

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.