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Finding the Fourth Proportional to 229,167.20, 343,459.20 and 110,583.20

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Solution

The fourth proportional to 229,167.20, 343,459.20 and 110,583.20 is: 165,734.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,167.20 : 343,459.20 = 110,583.20 : x
  2. Step 2: Convert to fraction form
    229,167.20/343,459.20 = 110,583.20/x
  3. Step 3: Cross multiply
    229,167.20x = 343,459.20 × 110,583.20
  4. Step 4: Simplify right side
    229,167.20x = 37,980,817,405.44
  5. Step 5: Solve for x
    x = 37,980,817,405.44/229,167.20
  6. Step 6: Final answer
    x = 165,734.09

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1.5x scale

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.