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Finding the Fourth Proportional to 164,549.60, 246,824.40 and 163,512.80

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Solution

The fourth proportional to 164,549.60, 246,824.40 and 163,512.80 is: 245,269.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,549.60 : 246,824.40 = 163,512.80 : x
  2. Step 2: Convert to fraction form
    164,549.60/246,824.40 = 163,512.80/x
  3. Step 3: Cross multiply
    164,549.60x = 246,824.40 × 163,512.80
  4. Step 4: Simplify right side
    164,549.60x = 40,358,948,752.32
  5. Step 5: Solve for x
    x = 40,358,948,752.32/164,549.60
  6. Step 6: Final answer
    x = 245,269.20

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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.