Home / 75,840.17-104,657.70-41,851.88

Finding the Fourth Proportional to 75,840.17, 104,657.70 and 41,851.88

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Solution

The fourth proportional to 75,840.17, 104,657.70 and 41,851.88 is: 57,754.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,840.17 : 104,657.70 = 41,851.88 : x
  2. Step 2: Convert to fraction form
    75,840.17/104,657.70 = 41,851.88/x
  3. Step 3: Cross multiply
    75,840.17x = 104,657.70 × 41,851.88
  4. Step 4: Simplify right side
    75,840.17x = 4,380,121,501.48
  5. Step 5: Solve for x
    x = 4,380,121,501.48/75,840.17
  6. Step 6: Final answer
    x = 57,754.64

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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.