Home / 65,278.74-97,961.90-41,921.58

Finding the Fourth Proportional to 65,278.74, 97,961.90 and 41,921.58

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Solution

The fourth proportional to 65,278.74, 97,961.90 and 41,921.58 is: 62,910.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,278.74 : 97,961.90 = 41,921.58 : x
  2. Step 2: Convert to fraction form
    65,278.74/97,961.90 = 41,921.58/x
  3. Step 3: Cross multiply
    65,278.74x = 97,961.90 × 41,921.58
  4. Step 4: Simplify right side
    65,278.74x = 4,106,717,418.19
  5. Step 5: Solve for x
    x = 4,106,717,418.19/65,278.74
  6. Step 6: Final answer
    x = 62,910.49

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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.