Home / 48,224.34-72,312.84-20,135.97

Finding the Fourth Proportional to 48,224.34, 72,312.84 and 20,135.97

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Solution

The fourth proportional to 48,224.34, 72,312.84 and 20,135.97 is: 30,194.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,224.34 : 72,312.84 = 20,135.97 : x
  2. Step 2: Convert to fraction form
    48,224.34/72,312.84 = 20,135.97/x
  3. Step 3: Cross multiply
    48,224.34x = 72,312.84 × 20,135.97
  4. Step 4: Simplify right side
    48,224.34x = 1,456,089,176.85
  5. Step 5: Solve for x
    x = 1,456,089,176.85/48,224.34
  6. Step 6: Final answer
    x = 30,194.07

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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.