Home / 70,964.90-106,352.78-33,534.91

Finding the Fourth Proportional to 70,964.90, 106,352.78 and 33,534.91

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Solution

The fourth proportional to 70,964.90, 106,352.78 and 33,534.91 is: 50,257.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,964.90 : 106,352.78 = 33,534.91 : x
  2. Step 2: Convert to fraction form
    70,964.90/106,352.78 = 33,534.91/x
  3. Step 3: Cross multiply
    70,964.90x = 106,352.78 × 33,534.91
  4. Step 4: Simplify right side
    70,964.90x = 3,566,531,200.93
  5. Step 5: Solve for x
    x = 3,566,531,200.93/70,964.90
  6. Step 6: Final answer
    x = 50,257.68

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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.