Home / 215,628.08-323,500.48-122,199.44

Finding the Fourth Proportional to 215,628.08, 323,500.48 and 122,199.44

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Solution

The fourth proportional to 215,628.08, 323,500.48 and 122,199.44 is: 183,332.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,628.08 : 323,500.48 = 122,199.44 : x
  2. Step 2: Convert to fraction form
    215,628.08/323,500.48 = 122,199.44/x
  3. Step 3: Cross multiply
    215,628.08x = 323,500.48 × 122,199.44
  4. Step 4: Simplify right side
    215,628.08x = 39,531,577,495.73
  5. Step 5: Solve for x
    x = 39,531,577,495.73/215,628.08
  6. Step 6: Final answer
    x = 183,332.23

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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.