Home / 90,752.36-125,241.10-50,467.82

Finding the Fourth Proportional to 90,752.36, 125,241.10 and 50,467.82

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Solution

The fourth proportional to 90,752.36, 125,241.10 and 50,467.82 is: 69,647.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,752.36 : 125,241.10 = 50,467.82 : x
  2. Step 2: Convert to fraction form
    90,752.36/125,241.10 = 50,467.82/x
  3. Step 3: Cross multiply
    90,752.36x = 125,241.10 × 50,467.82
  4. Step 4: Simplify right side
    90,752.36x = 6,320,645,291.40
  5. Step 5: Solve for x
    x = 6,320,645,291.40/90,752.36
  6. Step 6: Final answer
    x = 69,647.17

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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.