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Finding the Fourth Proportional to 69,345.30, 103,954.58 and 24,961.90

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Solution

The fourth proportional to 69,345.30, 103,954.58 and 24,961.90 is: 37,420.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,345.30 : 103,954.58 = 24,961.90 : x
  2. Step 2: Convert to fraction form
    69,345.30/103,954.58 = 24,961.90/x
  3. Step 3: Cross multiply
    69,345.30x = 103,954.58 × 24,961.90
  4. Step 4: Simplify right side
    69,345.30x = 2,594,903,830.50
  5. Step 5: Solve for x
    x = 2,594,903,830.50/69,345.30
  6. Step 6: Final answer
    x = 37,420.04

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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.