Home / 220,678.24-330,622.08-141,596.32

Finding the Fourth Proportional to 220,678.24, 330,622.08 and 141,596.32

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Solution

The fourth proportional to 220,678.24, 330,622.08 and 141,596.32 is: 212,140.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,678.24 : 330,622.08 = 141,596.32 : x
  2. Step 2: Convert to fraction form
    220,678.24/330,622.08 = 141,596.32/x
  3. Step 3: Cross multiply
    220,678.24x = 330,622.08 × 141,596.32
  4. Step 4: Simplify right side
    220,678.24x = 46,814,869,838.75
  5. Step 5: Solve for x
    x = 46,814,869,838.75/220,678.24
  6. Step 6: Final answer
    x = 212,140.85

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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.