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Finding the Fourth Proportional to 246,567.78, 340,155.18 and 144,541.44

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Solution

The fourth proportional to 246,567.78, 340,155.18 and 144,541.44 is: 199,403.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,567.78 : 340,155.18 = 144,541.44 : x
  2. Step 2: Convert to fraction form
    246,567.78/340,155.18 = 144,541.44/x
  3. Step 3: Cross multiply
    246,567.78x = 340,155.18 × 144,541.44
  4. Step 4: Simplify right side
    246,567.78x = 49,166,519,540.66
  5. Step 5: Solve for x
    x = 49,166,519,540.66/246,567.78
  6. Step 6: Final answer
    x = 199,403.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.