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Finding the Fourth Proportional to 215,249.55, 297,045.73 and 118,450.73

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Solution

The fourth proportional to 215,249.55, 297,045.73 and 118,450.73 is: 163,462.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,249.55 : 297,045.73 = 118,450.73 : x
  2. Step 2: Convert to fraction form
    215,249.55/297,045.73 = 118,450.73/x
  3. Step 3: Cross multiply
    215,249.55x = 297,045.73 × 118,450.73
  4. Step 4: Simplify right side
    215,249.55x = 35,185,282,224.72
  5. Step 5: Solve for x
    x = 35,185,282,224.72/215,249.55
  6. Step 6: Final answer
    x = 163,462.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.