Home / 237,960.12-356,762.64-143,168.09

Finding the Fourth Proportional to 237,960.12, 356,762.64 and 143,168.09

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Solution

The fourth proportional to 237,960.12, 356,762.64 and 143,168.09 is: 214,645.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,960.12 : 356,762.64 = 143,168.09 : x
  2. Step 2: Convert to fraction form
    237,960.12/356,762.64 = 143,168.09/x
  3. Step 3: Cross multiply
    237,960.12x = 356,762.64 × 143,168.09
  4. Step 4: Simplify right side
    237,960.12x = 51,077,024,769.32
  5. Step 5: Solve for x
    x = 51,077,024,769.32/237,960.12
  6. Step 6: Final answer
    x = 214,645.32

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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.