Home / 215,056.92-296,761.74-119,557.80

Finding the Fourth Proportional to 215,056.92, 296,761.74 and 119,557.80

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Solution

The fourth proportional to 215,056.92, 296,761.74 and 119,557.80 is: 164,980.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,056.92 : 296,761.74 = 119,557.80 : x
  2. Step 2: Convert to fraction form
    215,056.92/296,761.74 = 119,557.80/x
  3. Step 3: Cross multiply
    215,056.92x = 296,761.74 × 119,557.80
  4. Step 4: Simplify right side
    215,056.92x = 35,480,180,758.57
  5. Step 5: Solve for x
    x = 35,480,180,758.57/215,056.92
  6. Step 6: Final answer
    x = 164,980.42

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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.