Home / 237,964.88-328,401.80-142,453.04

Finding the Fourth Proportional to 237,964.88, 328,401.80 and 142,453.04

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Solution

The fourth proportional to 237,964.88, 328,401.80 and 142,453.04 is: 196,591.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,964.88 : 328,401.80 = 142,453.04 : x
  2. Step 2: Convert to fraction form
    237,964.88/328,401.80 = 142,453.04/x
  3. Step 3: Cross multiply
    237,964.88x = 328,401.80 × 142,453.04
  4. Step 4: Simplify right side
    237,964.88x = 46,781,834,751.47
  5. Step 5: Solve for x
    x = 46,781,834,751.47/237,964.88
  6. Step 6: Final answer
    x = 196,591.34

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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.