Home / 61,451.34-92,220.75-47,425.38

Finding the Fourth Proportional to 61,451.34, 92,220.75 and 47,425.38

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Solution

The fourth proportional to 61,451.34, 92,220.75 and 47,425.38 is: 71,171.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,451.34 : 92,220.75 = 47,425.38 : x
  2. Step 2: Convert to fraction form
    61,451.34/92,220.75 = 47,425.38/x
  3. Step 3: Cross multiply
    61,451.34x = 92,220.75 × 47,425.38
  4. Step 4: Simplify right side
    61,451.34x = 4,373,604,112.64
  5. Step 5: Solve for x
    x = 4,373,604,112.64/61,451.34
  6. Step 6: Final answer
    x = 71,171.83

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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.