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Finding the Fourth Proportional to 46,134.80, 69,027.72 and 27,424.88

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Solution

The fourth proportional to 46,134.80, 69,027.72 and 27,424.88 is: 41,033.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,134.80 : 69,027.72 = 27,424.88 : x
  2. Step 2: Convert to fraction form
    46,134.80/69,027.72 = 27,424.88/x
  3. Step 3: Cross multiply
    46,134.80x = 69,027.72 × 27,424.88
  4. Step 4: Simplify right side
    46,134.80x = 1,893,076,937.67
  5. Step 5: Solve for x
    x = 1,893,076,937.67/46,134.80
  6. Step 6: Final answer
    x = 41,033.60

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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.