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Finding the Fourth Proportional to 164,097.12, 246,187.21 and 45,768.47

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Solution

The fourth proportional to 164,097.12, 246,187.21 and 45,768.47 is: 68,664.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,097.12 : 246,187.21 = 45,768.47 : x
  2. Step 2: Convert to fraction form
    164,097.12/246,187.21 = 45,768.47/x
  3. Step 3: Cross multiply
    164,097.12x = 246,187.21 × 45,768.47
  4. Step 4: Simplify right side
    164,097.12x = 11,267,610,589.91
  5. Step 5: Solve for x
    x = 11,267,610,589.91/164,097.12
  6. Step 6: Final answer
    x = 68,664.28

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1.5x scale

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.