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Finding the Fourth Proportional to 192,466.74, 288,681.54 and 59,311.25

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Solution

The fourth proportional to 192,466.74, 288,681.54 and 59,311.25 is: 88,961.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,466.74 : 288,681.54 = 59,311.25 : x
  2. Step 2: Convert to fraction form
    192,466.74/288,681.54 = 59,311.25/x
  3. Step 3: Cross multiply
    192,466.74x = 288,681.54 × 59,311.25
  4. Step 4: Simplify right side
    192,466.74x = 17,122,062,989.33
  5. Step 5: Solve for x
    x = 17,122,062,989.33/192,466.74
  6. Step 6: Final answer
    x = 88,961.15

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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.