Home / 48,500.84-66,940.36-30,360.02

Finding the Fourth Proportional to 48,500.84, 66,940.36 and 30,360.02

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Solution

The fourth proportional to 48,500.84, 66,940.36 and 30,360.02 is: 41,902.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,500.84 : 66,940.36 = 30,360.02 : x
  2. Step 2: Convert to fraction form
    48,500.84/66,940.36 = 30,360.02/x
  3. Step 3: Cross multiply
    48,500.84x = 66,940.36 × 30,360.02
  4. Step 4: Simplify right side
    48,500.84x = 2,032,310,257.81
  5. Step 5: Solve for x
    x = 2,032,310,257.81/48,500.84
  6. Step 6: Final answer
    x = 41,902.58

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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.