Home / 75,490.22-104,178.84-41,501.31

Finding the Fourth Proportional to 75,490.22, 104,178.84 and 41,501.31

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Solution

The fourth proportional to 75,490.22, 104,178.84 and 41,501.31 is: 57,273.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,490.22 : 104,178.84 = 41,501.31 : x
  2. Step 2: Convert to fraction form
    75,490.22/104,178.84 = 41,501.31/x
  3. Step 3: Cross multiply
    75,490.22x = 104,178.84 × 41,501.31
  4. Step 4: Simplify right side
    75,490.22x = 4,323,558,334.28
  5. Step 5: Solve for x
    x = 4,323,558,334.28/75,490.22
  6. Step 6: Final answer
    x = 57,273.10

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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.