Home / 215,756.06-323,338.53-136,925.60

Finding the Fourth Proportional to 215,756.06, 323,338.53 and 136,925.60

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Solution

The fourth proportional to 215,756.06, 323,338.53 and 136,925.60 is: 205,200.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,756.06 : 323,338.53 = 136,925.60 : x
  2. Step 2: Convert to fraction form
    215,756.06/323,338.53 = 136,925.60/x
  3. Step 3: Cross multiply
    215,756.06x = 323,338.53 × 136,925.60
  4. Step 4: Simplify right side
    215,756.06x = 44,273,322,223.37
  5. Step 5: Solve for x
    x = 44,273,322,223.37/215,756.06
  6. Step 6: Final answer
    x = 205,200.83

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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.