Home / 215,126.48-296,845.74-119,614.79

Finding the Fourth Proportional to 215,126.48, 296,845.74 and 119,614.79

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Solution

The fourth proportional to 215,126.48, 296,845.74 and 119,614.79 is: 165,052.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,126.48 : 296,845.74 = 119,614.79 : x
  2. Step 2: Convert to fraction form
    215,126.48/296,845.74 = 119,614.79/x
  3. Step 3: Cross multiply
    215,126.48x = 296,845.74 × 119,614.79
  4. Step 4: Simplify right side
    215,126.48x = 35,507,139,368.27
  5. Step 5: Solve for x
    x = 35,507,139,368.27/215,126.48
  6. Step 6: Final answer
    x = 165,052.39

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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.