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Finding the Fourth Proportional to 164,552.10, 246,828.15 and 163,515.30

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Solution

The fourth proportional to 164,552.10, 246,828.15 and 163,515.30 is: 245,272.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,552.10 : 246,828.15 = 163,515.30 : x
  2. Step 2: Convert to fraction form
    164,552.10/246,828.15 = 163,515.30/x
  3. Step 3: Cross multiply
    164,552.10x = 246,828.15 × 163,515.30
  4. Step 4: Simplify right side
    164,552.10x = 40,360,178,995.70
  5. Step 5: Solve for x
    x = 40,360,178,995.70/164,552.10
  6. Step 6: Final answer
    x = 245,272.95

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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.