Home / 135,255.38-202,751.21-56,392.16

Finding the Fourth Proportional to 135,255.38, 202,751.21 and 56,392.16

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Solution

The fourth proportional to 135,255.38, 202,751.21 and 56,392.16 is: 84,533.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,255.38 : 202,751.21 = 56,392.16 : x
  2. Step 2: Convert to fraction form
    135,255.38/202,751.21 = 56,392.16/x
  3. Step 3: Cross multiply
    135,255.38x = 202,751.21 × 56,392.16
  4. Step 4: Simplify right side
    135,255.38x = 11,433,577,801.74
  5. Step 5: Solve for x
    x = 11,433,577,801.74/135,255.38
  6. Step 6: Final answer
    x = 84,533.26

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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.