Home / 215,171.16-296,931.94-119,675.80

Finding the Fourth Proportional to 215,171.16, 296,931.94 and 119,675.80

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Solution

The fourth proportional to 215,171.16, 296,931.94 and 119,675.80 is: 165,150.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,171.16 : 296,931.94 = 119,675.80 : x
  2. Step 2: Convert to fraction form
    215,171.16/296,931.94 = 119,675.80/x
  3. Step 3: Cross multiply
    215,171.16x = 296,931.94 × 119,675.80
  4. Step 4: Simplify right side
    215,171.16x = 35,535,567,465.05
  5. Step 5: Solve for x
    x = 35,535,567,465.05/215,171.16
  6. Step 6: Final answer
    x = 165,150.23

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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.