Home / 46,811.38-70,234.80-28,104.48

Finding the Fourth Proportional to 46,811.38, 70,234.80 and 28,104.48

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Solution

The fourth proportional to 46,811.38, 70,234.80 and 28,104.48 is: 42,167.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,811.38 : 70,234.80 = 28,104.48 : x
  2. Step 2: Convert to fraction form
    46,811.38/70,234.80 = 28,104.48/x
  3. Step 3: Cross multiply
    46,811.38x = 70,234.80 × 28,104.48
  4. Step 4: Simplify right side
    46,811.38x = 1,973,912,531.90
  5. Step 5: Solve for x
    x = 1,973,912,531.90/46,811.38
  6. Step 6: Final answer
    x = 42,167.36

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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.