Home / 212,528.61-293,201.46-126,470.36

Finding the Fourth Proportional to 212,528.61, 293,201.46 and 126,470.36

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Solution

The fourth proportional to 212,528.61, 293,201.46 and 126,470.36 is: 174,476.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,528.61 : 293,201.46 = 126,470.36 : x
  2. Step 2: Convert to fraction form
    212,528.61/293,201.46 = 126,470.36/x
  3. Step 3: Cross multiply
    212,528.61x = 293,201.46 × 126,470.36
  4. Step 4: Simplify right side
    212,528.61x = 37,081,294,198.73
  5. Step 5: Solve for x
    x = 37,081,294,198.73/212,528.61
  6. Step 6: Final answer
    x = 174,476.72

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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.