Home / 62,307.18-85,982.79-35,449.11

Finding the Fourth Proportional to 62,307.18, 85,982.79 and 35,449.11

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Solution

The fourth proportional to 62,307.18, 85,982.79 and 35,449.11 is: 48,919.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,307.18 : 85,982.79 = 35,449.11 : x
  2. Step 2: Convert to fraction form
    62,307.18/85,982.79 = 35,449.11/x
  3. Step 3: Cross multiply
    62,307.18x = 85,982.79 × 35,449.11
  4. Step 4: Simplify right side
    62,307.18x = 3,048,013,380.82
  5. Step 5: Solve for x
    x = 3,048,013,380.82/62,307.18
  6. Step 6: Final answer
    x = 48,919.14

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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.