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Finding the Fourth Proportional to 163,008.40, 244,512.60 and 135,014.80

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Solution

The fourth proportional to 163,008.40, 244,512.60 and 135,014.80 is: 202,522.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,008.40 : 244,512.60 = 135,014.80 : x
  2. Step 2: Convert to fraction form
    163,008.40/244,512.60 = 135,014.80/x
  3. Step 3: Cross multiply
    163,008.40x = 244,512.60 × 135,014.80
  4. Step 4: Simplify right side
    163,008.40x = 33,012,819,786.48
  5. Step 5: Solve for x
    x = 33,012,819,786.48/163,008.40
  6. Step 6: Final answer
    x = 202,522.20

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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.