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Finding the Fourth Proportional to 373,157.25, 559,823.36 and 123,839.25

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Solution

The fourth proportional to 373,157.25, 559,823.36 and 123,839.25 is: 185,787.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,157.25 : 559,823.36 = 123,839.25 : x
  2. Step 2: Convert to fraction form
    373,157.25/559,823.36 = 123,839.25/x
  3. Step 3: Cross multiply
    373,157.25x = 559,823.36 × 123,839.25
  4. Step 4: Simplify right side
    373,157.25x = 69,328,104,415.68
  5. Step 5: Solve for x
    x = 69,328,104,415.68/373,157.25
  6. Step 6: Final answer
    x = 185,787.91

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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.