Home / 215,628.01-323,462.07-73,425.64

Finding the Fourth Proportional to 215,628.01, 323,462.07 and 73,425.64

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Solution

The fourth proportional to 215,628.01, 323,462.07 and 73,425.64 is: 110,145.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,628.01 : 323,462.07 = 73,425.64 : x
  2. Step 2: Convert to fraction form
    215,628.01/323,462.07 = 73,425.64/x
  3. Step 3: Cross multiply
    215,628.01x = 323,462.07 × 73,425.64
  4. Step 4: Simplify right side
    215,628.01x = 23,750,409,505.47
  5. Step 5: Solve for x
    x = 23,750,409,505.47/215,628.01
  6. Step 6: Final answer
    x = 110,145.29

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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.