Home / 65,261.44-97,899.27-20,877.76

Finding the Fourth Proportional to 65,261.44, 97,899.27 and 20,877.76

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Solution

The fourth proportional to 65,261.44, 97,899.27 and 20,877.76 is: 31,318.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,261.44 : 97,899.27 = 20,877.76 : x
  2. Step 2: Convert to fraction form
    65,261.44/97,899.27 = 20,877.76/x
  3. Step 3: Cross multiply
    65,261.44x = 97,899.27 × 20,877.76
  4. Step 4: Simplify right side
    65,261.44x = 2,043,917,463.24
  5. Step 5: Solve for x
    x = 2,043,917,463.24/65,261.44
  6. Step 6: Final answer
    x = 31,318.91

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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.