Home / 48,209.75-72,188.86-38,798.36

Finding the Fourth Proportional to 48,209.75, 72,188.86 and 38,798.36

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Solution

The fourth proportional to 48,209.75, 72,188.86 and 38,798.36 is: 58,096.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,209.75 : 72,188.86 = 38,798.36 : x
  2. Step 2: Convert to fraction form
    48,209.75/72,188.86 = 38,798.36/x
  3. Step 3: Cross multiply
    48,209.75x = 72,188.86 × 38,798.36
  4. Step 4: Simplify right side
    48,209.75x = 2,800,809,017.33
  5. Step 5: Solve for x
    x = 2,800,809,017.33/48,209.75
  6. Step 6: Final answer
    x = 58,096.33

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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.