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Finding the Fourth Proportional to 62,568.86, 86,345.13 and 33,888.58

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Solution

The fourth proportional to 62,568.86, 86,345.13 and 33,888.58 is: 46,766.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,568.86 : 86,345.13 = 33,888.58 : x
  2. Step 2: Convert to fraction form
    62,568.86/86,345.13 = 33,888.58/x
  3. Step 3: Cross multiply
    62,568.86x = 86,345.13 × 33,888.58
  4. Step 4: Simplify right side
    62,568.86x = 2,926,113,629.75
  5. Step 5: Solve for x
    x = 2,926,113,629.75/62,568.86
  6. Step 6: Final answer
    x = 46,766.30

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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.