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Finding the Fourth Proportional to 223,271.60, 334,518.60 and 192,167.60

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Solution

The fourth proportional to 223,271.60, 334,518.60 and 192,167.60 is: 287,916.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,271.60 : 334,518.60 = 192,167.60 : x
  2. Step 2: Convert to fraction form
    223,271.60/334,518.60 = 192,167.60/x
  3. Step 3: Cross multiply
    223,271.60x = 334,518.60 × 192,167.60
  4. Step 4: Simplify right side
    223,271.60x = 64,283,636,517.36
  5. Step 5: Solve for x
    x = 64,283,636,517.36/223,271.60
  6. Step 6: Final answer
    x = 287,916.76

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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.