Home / 68,047.29-93,906.79-37,418.45

Finding the Fourth Proportional to 68,047.29, 93,906.79 and 37,418.45

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Solution

The fourth proportional to 68,047.29, 93,906.79 and 37,418.45 is: 51,638.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,047.29 : 93,906.79 = 37,418.45 : x
  2. Step 2: Convert to fraction form
    68,047.29/93,906.79 = 37,418.45/x
  3. Step 3: Cross multiply
    68,047.29x = 93,906.79 × 37,418.45
  4. Step 4: Simplify right side
    68,047.29x = 3,513,846,127.35
  5. Step 5: Solve for x
    x = 3,513,846,127.35/68,047.29
  6. Step 6: Final answer
    x = 51,638.29

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1.5x scale

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.