Home / 74,881.22-103,335.45-41,346.50

Finding the Fourth Proportional to 74,881.22, 103,335.45 and 41,346.50

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Solution

The fourth proportional to 74,881.22, 103,335.45 and 41,346.50 is: 57,057.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,881.22 : 103,335.45 = 41,346.50 : x
  2. Step 2: Convert to fraction form
    74,881.22/103,335.45 = 41,346.50/x
  3. Step 3: Cross multiply
    74,881.22x = 103,335.45 × 41,346.50
  4. Step 4: Simplify right side
    74,881.22x = 4,272,559,183.43
  5. Step 5: Solve for x
    x = 4,272,559,183.43/74,881.22
  6. Step 6: Final answer
    x = 57,057.82

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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.