Home / 215,383.24-297,223.82-119,887.88

Finding the Fourth Proportional to 215,383.24, 297,223.82 and 119,887.88

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Solution

The fourth proportional to 215,383.24, 297,223.82 and 119,887.88 is: 165,442.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,383.24 : 297,223.82 = 119,887.88 : x
  2. Step 2: Convert to fraction form
    215,383.24/297,223.82 = 119,887.88/x
  3. Step 3: Cross multiply
    215,383.24x = 297,223.82 × 119,887.88
  4. Step 4: Simplify right side
    215,383.24x = 35,633,533,808.92
  5. Step 5: Solve for x
    x = 35,633,533,808.92/215,383.24
  6. Step 6: Final answer
    x = 165,442.47

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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.