Home / 215,109.55-296,838.97-119,614.19

Finding the Fourth Proportional to 215,109.55, 296,838.97 and 119,614.19

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Solution

The fourth proportional to 215,109.55, 296,838.97 and 119,614.19 is: 165,060.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,109.55 : 296,838.97 = 119,614.19 : x
  2. Step 2: Convert to fraction form
    215,109.55/296,838.97 = 119,614.19/x
  3. Step 3: Cross multiply
    215,109.55x = 296,838.97 × 119,614.19
  4. Step 4: Simplify right side
    215,109.55x = 35,506,152,956.98
  5. Step 5: Solve for x
    x = 35,506,152,956.98/215,109.55
  6. Step 6: Final answer
    x = 165,060.79

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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.