Home / 215,455.50-323,218.26-63,667.98

Finding the Fourth Proportional to 215,455.50, 323,218.26 and 63,667.98

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Solution

The fourth proportional to 215,455.50, 323,218.26 and 63,667.98 is: 95,512.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,455.50 : 323,218.26 = 63,667.98 : x
  2. Step 2: Convert to fraction form
    215,455.50/323,218.26 = 63,667.98/x
  3. Step 3: Cross multiply
    215,455.50x = 323,218.26 × 63,667.98
  4. Step 4: Simplify right side
    215,455.50x = 20,578,653,713.31
  5. Step 5: Solve for x
    x = 20,578,653,713.31/215,455.50
  6. Step 6: Final answer
    x = 95,512.32

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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.