Home / 215,764.92-323,577.36-101,895.12

Finding the Fourth Proportional to 215,764.92, 323,577.36 and 101,895.12

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Solution

The fourth proportional to 215,764.92, 323,577.36 and 101,895.12 is: 152,809.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,764.92 : 323,577.36 = 101,895.12 : x
  2. Step 2: Convert to fraction form
    215,764.92/323,577.36 = 101,895.12/x
  3. Step 3: Cross multiply
    215,764.92x = 323,577.36 × 101,895.12
  4. Step 4: Simplify right side
    215,764.92x = 32,970,953,867.42
  5. Step 5: Solve for x
    x = 32,970,953,867.42/215,764.92
  6. Step 6: Final answer
    x = 152,809.61

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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.