Home / 236,931.82-327,001.53-145,105.90

Finding the Fourth Proportional to 236,931.82, 327,001.53 and 145,105.90

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Solution

The fourth proportional to 236,931.82, 327,001.53 and 145,105.90 is: 200,267.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,931.82 : 327,001.53 = 145,105.90 : x
  2. Step 2: Convert to fraction form
    236,931.82/327,001.53 = 145,105.90/x
  3. Step 3: Cross multiply
    236,931.82x = 327,001.53 × 145,105.90
  4. Step 4: Simplify right side
    236,931.82x = 47,449,851,312.03
  5. Step 5: Solve for x
    x = 47,449,851,312.03/236,931.82
  6. Step 6: Final answer
    x = 200,267.96

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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.