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Finding the Fourth Proportional to 164,439.46, 246,559.30 and 64,479.90

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Solution

The fourth proportional to 164,439.46, 246,559.30 and 64,479.90 is: 96,680.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,439.46 : 246,559.30 = 64,479.90 : x
  2. Step 2: Convert to fraction form
    164,439.46/246,559.30 = 64,479.90/x
  3. Step 3: Cross multiply
    164,439.46x = 246,559.30 × 64,479.90
  4. Step 4: Simplify right side
    164,439.46x = 15,898,119,008.07
  5. Step 5: Solve for x
    x = 15,898,119,008.07/164,439.46
  6. Step 6: Final answer
    x = 96,680.68

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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.