Home / 75,724.47-104,499.86-43,911.86

Finding the Fourth Proportional to 75,724.47, 104,499.86 and 43,911.86

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Solution

The fourth proportional to 75,724.47, 104,499.86 and 43,911.86 is: 60,598.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,724.47 : 104,499.86 = 43,911.86 : x
  2. Step 2: Convert to fraction form
    75,724.47/104,499.86 = 43,911.86/x
  3. Step 3: Cross multiply
    75,724.47x = 104,499.86 × 43,911.86
  4. Step 4: Simplify right side
    75,724.47x = 4,588,782,480.28
  5. Step 5: Solve for x
    x = 4,588,782,480.28/75,724.47
  6. Step 6: Final answer
    x = 60,598.41

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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.