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Finding the Fourth Proportional to 62,642.56, 93,921.92 and 33,029.12

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Solution

The fourth proportional to 62,642.56, 93,921.92 and 33,029.12 is: 49,521.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,642.56 : 93,921.92 = 33,029.12 : x
  2. Step 2: Convert to fraction form
    62,642.56/93,921.92 = 33,029.12/x
  3. Step 3: Cross multiply
    62,642.56x = 93,921.92 × 33,029.12
  4. Step 4: Simplify right side
    62,642.56x = 3,102,158,366.31
  5. Step 5: Solve for x
    x = 3,102,158,366.31/62,642.56
  6. Step 6: Final answer
    x = 49,521.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.