Home / 64,917.19-97,375.78-15,669.19

Finding the Fourth Proportional to 64,917.19, 97,375.78 and 15,669.19

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Solution

The fourth proportional to 64,917.19, 97,375.78 and 15,669.19 is: 23,503.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,917.19 : 97,375.78 = 15,669.19 : x
  2. Step 2: Convert to fraction form
    64,917.19/97,375.78 = 15,669.19/x
  3. Step 3: Cross multiply
    64,917.19x = 97,375.78 × 15,669.19
  4. Step 4: Simplify right side
    64,917.19x = 1,525,799,072.17
  5. Step 5: Solve for x
    x = 1,525,799,072.17/64,917.19
  6. Step 6: Final answer
    x = 23,503.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.