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Finding the Fourth Proportional to 192,506.08, 288,773.70 and 52,275.64

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Solution

The fourth proportional to 192,506.08, 288,773.70 and 52,275.64 is: 78,417.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,506.08 : 288,773.70 = 52,275.64 : x
  2. Step 2: Convert to fraction form
    192,506.08/288,773.70 = 52,275.64/x
  3. Step 3: Cross multiply
    192,506.08x = 288,773.70 × 52,275.64
  4. Step 4: Simplify right side
    192,506.08x = 15,095,829,982.67
  5. Step 5: Solve for x
    x = 15,095,829,982.67/192,506.08
  6. Step 6: Final answer
    x = 78,417.42

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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.