Home / 70,690.12-106,035.20-33,222.68

Finding the Fourth Proportional to 70,690.12, 106,035.20 and 33,222.68

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Solution

The fourth proportional to 70,690.12, 106,035.20 and 33,222.68 is: 49,834.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,690.12 : 106,035.20 = 33,222.68 : x
  2. Step 2: Convert to fraction form
    70,690.12/106,035.20 = 33,222.68/x
  3. Step 3: Cross multiply
    70,690.12x = 106,035.20 × 33,222.68
  4. Step 4: Simplify right side
    70,690.12x = 3,522,773,518.34
  5. Step 5: Solve for x
    x = 3,522,773,518.34/70,690.12
  6. Step 6: Final answer
    x = 49,834.03

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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.