Home / 62,721.54-86,526.63-40,048.97

Finding the Fourth Proportional to 62,721.54, 86,526.63 and 40,048.97

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Solution

The fourth proportional to 62,721.54, 86,526.63 and 40,048.97 is: 55,248.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,721.54 : 86,526.63 = 40,048.97 : x
  2. Step 2: Convert to fraction form
    62,721.54/86,526.63 = 40,048.97/x
  3. Step 3: Cross multiply
    62,721.54x = 86,526.63 × 40,048.97
  4. Step 4: Simplify right side
    62,721.54x = 3,465,301,976.44
  5. Step 5: Solve for x
    x = 3,465,301,976.44/62,721.54
  6. Step 6: Final answer
    x = 55,248.99

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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.