Home / 212,923.14-293,759.73-136,484.38

Finding the Fourth Proportional to 212,923.14, 293,759.73 and 136,484.38

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Solution

The fourth proportional to 212,923.14, 293,759.73 and 136,484.38 is: 188,300.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,923.14 : 293,759.73 = 136,484.38 : x
  2. Step 2: Convert to fraction form
    212,923.14/293,759.73 = 136,484.38/x
  3. Step 3: Cross multiply
    212,923.14x = 293,759.73 × 136,484.38
  4. Step 4: Simplify right side
    212,923.14x = 40,093,612,466.80
  5. Step 5: Solve for x
    x = 40,093,612,466.80/212,923.14
  6. Step 6: Final answer
    x = 188,300.87

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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.