Home / 64,499.25-89,006.38-35,820.39

Finding the Fourth Proportional to 64,499.25, 89,006.38 and 35,820.39

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Solution

The fourth proportional to 64,499.25, 89,006.38 and 35,820.39 is: 49,430.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,499.25 : 89,006.38 = 35,820.39 : x
  2. Step 2: Convert to fraction form
    64,499.25/89,006.38 = 35,820.39/x
  3. Step 3: Cross multiply
    64,499.25x = 89,006.38 × 35,820.39
  4. Step 4: Simplify right side
    64,499.25x = 3,188,243,244.09
  5. Step 5: Solve for x
    x = 3,188,243,244.09/64,499.25
  6. Step 6: Final answer
    x = 49,430.70

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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.