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Finding the Fourth Proportional to 164,343.79, 246,608.63 and 89,469.11

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Solution

The fourth proportional to 164,343.79, 246,608.63 and 89,469.11 is: 134,254.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,343.79 : 246,608.63 = 89,469.11 : x
  2. Step 2: Convert to fraction form
    164,343.79/246,608.63 = 89,469.11/x
  3. Step 3: Cross multiply
    164,343.79x = 246,608.63 × 89,469.11
  4. Step 4: Simplify right side
    164,343.79x = 22,063,855,484.61
  5. Step 5: Solve for x
    x = 22,063,855,484.61/164,343.79
  6. Step 6: Final answer
    x = 134,254.27

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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.