Home / 65,082.17-97,511.81-35,520.75

Finding the Fourth Proportional to 65,082.17, 97,511.81 and 35,520.75

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Solution

The fourth proportional to 65,082.17, 97,511.81 and 35,520.75 is: 53,220.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,082.17 : 97,511.81 = 35,520.75 : x
  2. Step 2: Convert to fraction form
    65,082.17/97,511.81 = 35,520.75/x
  3. Step 3: Cross multiply
    65,082.17x = 97,511.81 × 35,520.75
  4. Step 4: Simplify right side
    65,082.17x = 3,463,692,447.45
  5. Step 5: Solve for x
    x = 3,463,692,447.45/65,082.17
  6. Step 6: Final answer
    x = 53,220.30

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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.