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Finding the Fourth Proportional to 164,435.46, 246,557.46 and 64,478.48

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Solution

The fourth proportional to 164,435.46, 246,557.46 and 64,478.48 is: 96,680.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,435.46 : 246,557.46 = 64,478.48 : x
  2. Step 2: Convert to fraction form
    164,435.46/246,557.46 = 64,478.48/x
  3. Step 3: Cross multiply
    164,435.46x = 246,557.46 × 64,478.48
  4. Step 4: Simplify right side
    164,435.46x = 15,897,650,253.46
  5. Step 5: Solve for x
    x = 15,897,650,253.46/164,435.46
  6. Step 6: Final answer
    x = 96,680.18

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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.