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Finding the Fourth Proportional to 227,271.26, 340,874.06 and 69,457.34

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Solution

The fourth proportional to 227,271.26, 340,874.06 and 69,457.34 is: 104,175.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,271.26 : 340,874.06 = 69,457.34 : x
  2. Step 2: Convert to fraction form
    227,271.26/340,874.06 = 69,457.34/x
  3. Step 3: Cross multiply
    227,271.26x = 340,874.06 × 69,457.34
  4. Step 4: Simplify right side
    227,271.26x = 23,676,205,482.60
  5. Step 5: Solve for x
    x = 23,676,205,482.60/227,271.26
  6. Step 6: Final answer
    x = 104,175.98

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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.