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Finding the Fourth Proportional to 192,466.65, 288,681.39 and 59,311.15

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Solution

The fourth proportional to 192,466.65, 288,681.39 and 59,311.15 is: 88,961.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,466.65 : 288,681.39 = 59,311.15 : x
  2. Step 2: Convert to fraction form
    192,466.65/288,681.39 = 59,311.15/x
  3. Step 3: Cross multiply
    192,466.65x = 288,681.39 × 59,311.15
  4. Step 4: Simplify right side
    192,466.65x = 17,122,025,224.50
  5. Step 5: Solve for x
    x = 17,122,025,224.50/192,466.65
  6. Step 6: Final answer
    x = 88,961.00

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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.