Home / 214,767.45-296,246.57-138,261.33

Finding the Fourth Proportional to 214,767.45, 296,246.57 and 138,261.33

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Solution

The fourth proportional to 214,767.45, 296,246.57 and 138,261.33 is: 190,715.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,767.45 : 296,246.57 = 138,261.33 : x
  2. Step 2: Convert to fraction form
    214,767.45/296,246.57 = 138,261.33/x
  3. Step 3: Cross multiply
    214,767.45x = 296,246.57 × 138,261.33
  4. Step 4: Simplify right side
    214,767.45x = 40,959,444,084.83
  5. Step 5: Solve for x
    x = 40,959,444,084.83/214,767.45
  6. Step 6: Final answer
    x = 190,715.33

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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.