Home / 90,468.26-124,848.20-50,180.71

Finding the Fourth Proportional to 90,468.26, 124,848.20 and 50,180.71

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Solution

The fourth proportional to 90,468.26, 124,848.20 and 50,180.71 is: 69,250.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,468.26 : 124,848.20 = 50,180.71 : x
  2. Step 2: Convert to fraction form
    90,468.26/124,848.20 = 50,180.71/x
  3. Step 3: Cross multiply
    90,468.26x = 124,848.20 × 50,180.71
  4. Step 4: Simplify right side
    90,468.26x = 6,264,971,318.22
  5. Step 5: Solve for x
    x = 6,264,971,318.22/90,468.26
  6. Step 6: Final answer
    x = 69,250.49

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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.