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Finding the Fourth Proportional to 227,551.66, 341,314.71 and 69,779.68

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Solution

The fourth proportional to 227,551.66, 341,314.71 and 69,779.68 is: 104,665.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,551.66 : 341,314.71 = 69,779.68 : x
  2. Step 2: Convert to fraction form
    227,551.66/341,314.71 = 69,779.68/x
  3. Step 3: Cross multiply
    227,551.66x = 341,314.71 × 69,779.68
  4. Step 4: Simplify right side
    227,551.66x = 23,816,831,243.09
  5. Step 5: Solve for x
    x = 23,816,831,243.09/227,551.66
  6. Step 6: Final answer
    x = 104,665.60

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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.