Home / 75,134.02-103,684.70-41,600.02

Finding the Fourth Proportional to 75,134.02, 103,684.70 and 41,600.02

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Solution

The fourth proportional to 75,134.02, 103,684.70 and 41,600.02 is: 57,407.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,134.02 : 103,684.70 = 41,600.02 : x
  2. Step 2: Convert to fraction form
    75,134.02/103,684.70 = 41,600.02/x
  3. Step 3: Cross multiply
    75,134.02x = 103,684.70 × 41,600.02
  4. Step 4: Simplify right side
    75,134.02x = 4,313,285,593.69
  5. Step 5: Solve for x
    x = 4,313,285,593.69/75,134.02
  6. Step 6: Final answer
    x = 57,407.89

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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.