Home / 215,153.96-296,908.24-119,658.60

Finding the Fourth Proportional to 215,153.96, 296,908.24 and 119,658.60

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Solution

The fourth proportional to 215,153.96, 296,908.24 and 119,658.60 is: 165,126.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,153.96 : 296,908.24 = 119,658.60 : x
  2. Step 2: Convert to fraction form
    215,153.96/296,908.24 = 119,658.60/x
  3. Step 3: Cross multiply
    215,153.96x = 296,908.24 × 119,658.60
  4. Step 4: Simplify right side
    215,153.96x = 35,527,624,326.86
  5. Step 5: Solve for x
    x = 35,527,624,326.86/215,153.96
  6. Step 6: Final answer
    x = 165,126.52

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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.