Home / 214,721.69-296,329.28-119,229.06

Finding the Fourth Proportional to 214,721.69, 296,329.28 and 119,229.06

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Solution

The fourth proportional to 214,721.69, 296,329.28 and 119,229.06 is: 164,543.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,721.69 : 296,329.28 = 119,229.06 : x
  2. Step 2: Convert to fraction form
    214,721.69/296,329.28 = 119,229.06/x
  3. Step 3: Cross multiply
    214,721.69x = 296,329.28 × 119,229.06
  4. Step 4: Simplify right side
    214,721.69x = 35,331,060,908.73
  5. Step 5: Solve for x
    x = 35,331,060,908.73/214,721.69
  6. Step 6: Final answer
    x = 164,543.52

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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.