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Finding the Fourth Proportional to 59,970.67, 82,759.14 and 33,112.93

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Solution

The fourth proportional to 59,970.67, 82,759.14 and 33,112.93 is: 45,695.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,970.67 : 82,759.14 = 33,112.93 : x
  2. Step 2: Convert to fraction form
    59,970.67/82,759.14 = 33,112.93/x
  3. Step 3: Cross multiply
    59,970.67x = 82,759.14 × 33,112.93
  4. Step 4: Simplify right side
    59,970.67x = 2,740,397,609.68
  5. Step 5: Solve for x
    x = 2,740,397,609.68/59,970.67
  6. Step 6: Final answer
    x = 45,695.63

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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.