Home / 220,594.12-330,859.94-70,814.69

Finding the Fourth Proportional to 220,594.12, 330,859.94 and 70,814.69

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Solution

The fourth proportional to 220,594.12, 330,859.94 and 70,814.69 is: 106,212.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,594.12 : 330,859.94 = 70,814.69 : x
  2. Step 2: Convert to fraction form
    220,594.12/330,859.94 = 70,814.69/x
  3. Step 3: Cross multiply
    220,594.12x = 330,859.94 × 70,814.69
  4. Step 4: Simplify right side
    220,594.12x = 23,429,744,084.52
  5. Step 5: Solve for x
    x = 23,429,744,084.52/220,594.12
  6. Step 6: Final answer
    x = 106,212.01

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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.