Home / 47,975.88-66,311.82-42,267

Finding the Fourth Proportional to 47,975.88, 66,311.82 and 42,267

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Solution

The fourth proportional to 47,975.88, 66,311.82 and 42,267 is: 58,421.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,975.88 : 66,311.82 = 42,267 : x
  2. Step 2: Convert to fraction form
    47,975.88/66,311.82 = 42,267/x
  3. Step 3: Cross multiply
    47,975.88x = 66,311.82 × 42,267
  4. Step 4: Simplify right side
    47,975.88x = 2,802,801,695.94
  5. Step 5: Solve for x
    x = 2,802,801,695.94/47,975.88
  6. Step 6: Final answer
    x = 58,421.06

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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.