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Finding the Fourth Proportional to 348,083.53, 522,161.74 and 148,425.01

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Solution

The fourth proportional to 348,083.53, 522,161.74 and 148,425.01 is: 222,653.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,083.53 : 522,161.74 = 148,425.01 : x
  2. Step 2: Convert to fraction form
    348,083.53/522,161.74 = 148,425.01/x
  3. Step 3: Cross multiply
    348,083.53x = 522,161.74 × 148,425.01
  4. Step 4: Simplify right side
    348,083.53x = 77,501,860,361.24
  5. Step 5: Solve for x
    x = 77,501,860,361.24/348,083.53
  6. Step 6: Final answer
    x = 222,653.05

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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.