Home / 90,454.44-124,827.48-50,171.96

Finding the Fourth Proportional to 90,454.44, 124,827.48 and 50,171.96

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Solution

The fourth proportional to 90,454.44, 124,827.48 and 50,171.96 is: 69,237.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,454.44 : 124,827.48 = 50,171.96 : x
  2. Step 2: Convert to fraction form
    90,454.44/124,827.48 = 50,171.96/x
  3. Step 3: Cross multiply
    90,454.44x = 124,827.48 × 50,171.96
  4. Step 4: Simplify right side
    90,454.44x = 6,262,839,333.46
  5. Step 5: Solve for x
    x = 6,262,839,333.46/90,454.44
  6. Step 6: Final answer
    x = 69,237.50

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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.