Home / 215,106.67-296,847.45-119,611.32

Finding the Fourth Proportional to 215,106.67, 296,847.45 and 119,611.32

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Solution

The fourth proportional to 215,106.67, 296,847.45 and 119,611.32 is: 165,063.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,106.67 : 296,847.45 = 119,611.32 : x
  2. Step 2: Convert to fraction form
    215,106.67/296,847.45 = 119,611.32/x
  3. Step 3: Cross multiply
    215,106.67x = 296,847.45 × 119,611.32
  4. Step 4: Simplify right side
    215,106.67x = 35,506,315,333.13
  5. Step 5: Solve for x
    x = 35,506,315,333.13/215,106.67
  6. Step 6: Final answer
    x = 165,063.76

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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.