Home / 212,758.09-293,585.14-126,699.96

Finding the Fourth Proportional to 212,758.09, 293,585.14 and 126,699.96

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Solution

The fourth proportional to 212,758.09, 293,585.14 and 126,699.96 is: 174,833.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,758.09 : 293,585.14 = 126,699.96 : x
  2. Step 2: Convert to fraction form
    212,758.09/293,585.14 = 126,699.96/x
  3. Step 3: Cross multiply
    212,758.09x = 293,585.14 × 126,699.96
  4. Step 4: Simplify right side
    212,758.09x = 37,197,223,709.92
  5. Step 5: Solve for x
    x = 37,197,223,709.92/212,758.09
  6. Step 6: Final answer
    x = 174,833.42

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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.