Home / 215,724.35-323,596.24-82,570.07

Finding the Fourth Proportional to 215,724.35, 323,596.24 and 82,570.07

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Solution

The fourth proportional to 215,724.35, 323,596.24 and 82,570.07 is: 123,858.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,724.35 : 323,596.24 = 82,570.07 : x
  2. Step 2: Convert to fraction form
    215,724.35/323,596.24 = 82,570.07/x
  3. Step 3: Cross multiply
    215,724.35x = 323,596.24 × 82,570.07
  4. Step 4: Simplify right side
    215,724.35x = 26,719,362,364.13
  5. Step 5: Solve for x
    x = 26,719,362,364.13/215,724.35
  6. Step 6: Final answer
    x = 123,858.82

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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.