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Finding the Fourth Proportional to 48,048.48, 72,014.22 and 34,012.48

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Solution

The fourth proportional to 48,048.48, 72,014.22 and 34,012.48 is: 50,977.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,048.48 : 72,014.22 = 34,012.48 : x
  2. Step 2: Convert to fraction form
    48,048.48/72,014.22 = 34,012.48/x
  3. Step 3: Cross multiply
    48,048.48x = 72,014.22 × 34,012.48
  4. Step 4: Simplify right side
    48,048.48x = 2,449,382,217.47
  5. Step 5: Solve for x
    x = 2,449,382,217.47/48,048.48
  6. Step 6: Final answer
    x = 50,977.31

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1.5x scale

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.