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Finding the Fourth Proportional to 164,607.61, 246,440.86 and 122,682.82

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Solution

The fourth proportional to 164,607.61, 246,440.86 and 122,682.82 is: 183,673.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,607.61 : 246,440.86 = 122,682.82 : x
  2. Step 2: Convert to fraction form
    164,607.61/246,440.86 = 122,682.82/x
  3. Step 3: Cross multiply
    164,607.61x = 246,440.86 × 122,682.82
  4. Step 4: Simplify right side
    164,607.61x = 30,234,059,668.03
  5. Step 5: Solve for x
    x = 30,234,059,668.03/164,607.61
  6. Step 6: Final answer
    x = 183,673.52

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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.