Home / 62,902.31-86,768.33-40,233.03

Finding the Fourth Proportional to 62,902.31, 86,768.33 and 40,233.03

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Solution

The fourth proportional to 62,902.31, 86,768.33 and 40,233.03 is: 55,498.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,902.31 : 86,768.33 = 40,233.03 : x
  2. Step 2: Convert to fraction form
    62,902.31/86,768.33 = 40,233.03/x
  3. Step 3: Cross multiply
    62,902.31x = 86,768.33 × 40,233.03
  4. Step 4: Simplify right side
    62,902.31x = 3,490,952,823.94
  5. Step 5: Solve for x
    x = 3,490,952,823.94/62,902.31
  6. Step 6: Final answer
    x = 55,498.01

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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.