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Finding the Fourth Proportional to 62,249.28, 85,904 and 33,955.12

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Solution

The fourth proportional to 62,249.28, 85,904 and 33,955.12 is: 46,858.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,249.28 : 85,904 = 33,955.12 : x
  2. Step 2: Convert to fraction form
    62,249.28/85,904 = 33,955.12/x
  3. Step 3: Cross multiply
    62,249.28x = 85,904 × 33,955.12
  4. Step 4: Simplify right side
    62,249.28x = 2,916,880,628.48
  5. Step 5: Solve for x
    x = 2,916,880,628.48/62,249.28
  6. Step 6: Final answer
    x = 46,858.06

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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.