Home / 135,257.38-202,754.21-56,394.16

Finding the Fourth Proportional to 135,257.38, 202,754.21 and 56,394.16

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Solution

The fourth proportional to 135,257.38, 202,754.21 and 56,394.16 is: 84,536.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,257.38 : 202,754.21 = 56,394.16 : x
  2. Step 2: Convert to fraction form
    135,257.38/202,754.21 = 56,394.16/x
  3. Step 3: Cross multiply
    135,257.38x = 202,754.21 × 56,394.16
  4. Step 4: Simplify right side
    135,257.38x = 11,434,153,359.41
  5. Step 5: Solve for x
    x = 11,434,153,359.41/135,257.38
  6. Step 6: Final answer
    x = 84,536.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.