Home / 62,730.23-86,546.64-40,082.48

Finding the Fourth Proportional to 62,730.23, 86,546.64 and 40,082.48

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Solution

The fourth proportional to 62,730.23, 86,546.64 and 40,082.48 is: 55,300.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,730.23 : 86,546.64 = 40,082.48 : x
  2. Step 2: Convert to fraction form
    62,730.23/86,546.64 = 40,082.48/x
  3. Step 3: Cross multiply
    62,730.23x = 86,546.64 × 40,082.48
  4. Step 4: Simplify right side
    62,730.23x = 3,469,003,670.80
  5. Step 5: Solve for x
    x = 3,469,003,670.80/62,730.23
  6. Step 6: Final answer
    x = 55,300.35

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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.