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Finding the Fourth Proportional to 163,220.60, 244,830.90 and 151,410.80

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Solution

The fourth proportional to 163,220.60, 244,830.90 and 151,410.80 is: 227,116.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,220.60 : 244,830.90 = 151,410.80 : x
  2. Step 2: Convert to fraction form
    163,220.60/244,830.90 = 151,410.80/x
  3. Step 3: Cross multiply
    163,220.60x = 244,830.90 × 151,410.80
  4. Step 4: Simplify right side
    163,220.60x = 37,070,042,433.72
  5. Step 5: Solve for x
    x = 37,070,042,433.72/163,220.60
  6. Step 6: Final answer
    x = 227,116.20

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1.5x scale

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.