Home / 237,720.37-328,005.62-140,881.54

Finding the Fourth Proportional to 237,720.37, 328,005.62 and 140,881.54

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Solution

The fourth proportional to 237,720.37, 328,005.62 and 140,881.54 is: 194,387.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,720.37 : 328,005.62 = 140,881.54 : x
  2. Step 2: Convert to fraction form
    237,720.37/328,005.62 = 140,881.54/x
  3. Step 3: Cross multiply
    237,720.37x = 328,005.62 × 140,881.54
  4. Step 4: Simplify right side
    237,720.37x = 46,209,936,874.25
  5. Step 5: Solve for x
    x = 46,209,936,874.25/237,720.37
  6. Step 6: Final answer
    x = 194,387.79

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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.