Home / 215,036.21-296,760.10-119,544.50

Finding the Fourth Proportional to 215,036.21, 296,760.10 and 119,544.50

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Solution

The fourth proportional to 215,036.21, 296,760.10 and 119,544.50 is: 164,977.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,036.21 : 296,760.10 = 119,544.50 : x
  2. Step 2: Convert to fraction form
    215,036.21/296,760.10 = 119,544.50/x
  3. Step 3: Cross multiply
    215,036.21x = 296,760.10 × 119,544.50
  4. Step 4: Simplify right side
    215,036.21x = 35,476,037,774.45
  5. Step 5: Solve for x
    x = 35,476,037,774.45/215,036.21
  6. Step 6: Final answer
    x = 164,977.04

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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.