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Finding the Fourth Proportional to 240,371.27, 360,261.64 and 134,968.80

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Solution

The fourth proportional to 240,371.27, 360,261.64 and 134,968.80 is: 202,287.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,371.27 : 360,261.64 = 134,968.80 : x
  2. Step 2: Convert to fraction form
    240,371.27/360,261.64 = 134,968.80/x
  3. Step 3: Cross multiply
    240,371.27x = 360,261.64 × 134,968.80
  4. Step 4: Simplify right side
    240,371.27x = 48,624,081,236.83
  5. Step 5: Solve for x
    x = 48,624,081,236.83/240,371.27
  6. Step 6: Final answer
    x = 202,287.41

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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.