Home / 215,153.46-296,907.56-119,658.11

Finding the Fourth Proportional to 215,153.46, 296,907.56 and 119,658.11

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Solution

The fourth proportional to 215,153.46, 296,907.56 and 119,658.11 is: 165,125.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,153.46 : 296,907.56 = 119,658.11 : x
  2. Step 2: Convert to fraction form
    215,153.46/296,907.56 = 119,658.11/x
  3. Step 3: Cross multiply
    215,153.46x = 296,907.56 × 119,658.11
  4. Step 4: Simplify right side
    215,153.46x = 35,527,395,391.48
  5. Step 5: Solve for x
    x = 35,527,395,391.48/215,153.46
  6. Step 6: Final answer
    x = 165,125.84

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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.