Home / 141,083.64-194,698.62-77,425.47

Finding the Fourth Proportional to 141,083.64, 194,698.62 and 77,425.47

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Solution

The fourth proportional to 141,083.64, 194,698.62 and 77,425.47 is: 106,848.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,083.64 : 194,698.62 = 77,425.47 : x
  2. Step 2: Convert to fraction form
    141,083.64/194,698.62 = 77,425.47/x
  3. Step 3: Cross multiply
    141,083.64x = 194,698.62 × 77,425.47
  4. Step 4: Simplify right side
    141,083.64x = 15,074,632,161.85
  5. Step 5: Solve for x
    x = 15,074,632,161.85/141,083.64
  6. Step 6: Final answer
    x = 106,848.90

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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.