Home / 134,615.90-201,884.96-45,867.44

Finding the Fourth Proportional to 134,615.90, 201,884.96 and 45,867.44

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Solution

The fourth proportional to 134,615.90, 201,884.96 and 45,867.44 is: 68,787.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,615.90 : 201,884.96 = 45,867.44 : x
  2. Step 2: Convert to fraction form
    134,615.90/201,884.96 = 45,867.44/x
  3. Step 3: Cross multiply
    134,615.90x = 201,884.96 × 45,867.44
  4. Step 4: Simplify right side
    134,615.90x = 9,259,946,289.70
  5. Step 5: Solve for x
    x = 9,259,946,289.70/134,615.90
  6. Step 6: Final answer
    x = 68,787.91

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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.