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Finding the Fourth Proportional to 59,970.74, 82,759.75 and 33,113.30

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Solution

The fourth proportional to 59,970.74, 82,759.75 and 33,113.30 is: 45,696.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,970.74 : 82,759.75 = 33,113.30 : x
  2. Step 2: Convert to fraction form
    59,970.74/82,759.75 = 33,113.30/x
  3. Step 3: Cross multiply
    59,970.74x = 82,759.75 × 33,113.30
  4. Step 4: Simplify right side
    59,970.74x = 2,740,448,429.68
  5. Step 5: Solve for x
    x = 2,740,448,429.68/59,970.74
  6. Step 6: Final answer
    x = 45,696.43

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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.