Home / 215,039.71-296,772.75-119,555.29

Finding the Fourth Proportional to 215,039.71, 296,772.75 and 119,555.29

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Solution

The fourth proportional to 215,039.71, 296,772.75 and 119,555.29 is: 164,996.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,039.71 : 296,772.75 = 119,555.29 : x
  2. Step 2: Convert to fraction form
    215,039.71/296,772.75 = 119,555.29/x
  3. Step 3: Cross multiply
    215,039.71x = 296,772.75 × 119,555.29
  4. Step 4: Simplify right side
    215,039.71x = 35,480,752,190.35
  5. Step 5: Solve for x
    x = 35,480,752,190.35/215,039.71
  6. Step 6: Final answer
    x = 164,996.28

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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.