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Finding the Fourth Proportional to 215,228.49, 297,015.08 and 119,733.13

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Solution

The fourth proportional to 215,228.49, 297,015.08 and 119,733.13 is: 165,231.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,228.49 : 297,015.08 = 119,733.13 : x
  2. Step 2: Convert to fraction form
    215,228.49/297,015.08 = 119,733.13/x
  3. Step 3: Cross multiply
    215,228.49x = 297,015.08 × 119,733.13
  4. Step 4: Simplify right side
    215,228.49x = 35,562,545,185.60
  5. Step 5: Solve for x
    x = 35,562,545,185.60/215,228.49
  6. Step 6: Final answer
    x = 165,231.59

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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.