Home / 215,330.06-297,155.52-119,842.94

Finding the Fourth Proportional to 215,330.06, 297,155.52 and 119,842.94

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Solution

The fourth proportional to 215,330.06, 297,155.52 and 119,842.94 is: 165,383.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,330.06 : 297,155.52 = 119,842.94 : x
  2. Step 2: Convert to fraction form
    215,330.06/297,155.52 = 119,842.94/x
  3. Step 3: Cross multiply
    215,330.06x = 297,155.52 × 119,842.94
  4. Step 4: Simplify right side
    215,330.06x = 35,611,991,896.92
  5. Step 5: Solve for x
    x = 35,611,991,896.92/215,330.06
  6. Step 6: Final answer
    x = 165,383.28

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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.