Home / 48,173.34-66,487.02-30,270.99

Finding the Fourth Proportional to 48,173.34, 66,487.02 and 30,270.99

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Solution

The fourth proportional to 48,173.34, 66,487.02 and 30,270.99 is: 41,778.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,173.34 : 66,487.02 = 30,270.99 : x
  2. Step 2: Convert to fraction form
    48,173.34/66,487.02 = 30,270.99/x
  3. Step 3: Cross multiply
    48,173.34x = 66,487.02 × 30,270.99
  4. Step 4: Simplify right side
    48,173.34x = 2,012,627,917.55
  5. Step 5: Solve for x
    x = 2,012,627,917.55/48,173.34
  6. Step 6: Final answer
    x = 41,778.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.