Home / 51,425.01-77,067.45-31,441.50

Finding the Fourth Proportional to 51,425.01, 77,067.45 and 31,441.50

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Solution

The fourth proportional to 51,425.01, 77,067.45 and 31,441.50 is: 47,119.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,425.01 : 77,067.45 = 31,441.50 : x
  2. Step 2: Convert to fraction form
    51,425.01/77,067.45 = 31,441.50/x
  3. Step 3: Cross multiply
    51,425.01x = 77,067.45 × 31,441.50
  4. Step 4: Simplify right side
    51,425.01x = 2,423,116,229.18
  5. Step 5: Solve for x
    x = 2,423,116,229.18/51,425.01
  6. Step 6: Final answer
    x = 47,119.41

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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.