Home / 260,731.40-359,829-146,004.21

Finding the Fourth Proportional to 260,731.40, 359,829 and 146,004.21

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Solution

The fourth proportional to 260,731.40, 359,829 and 146,004.21 is: 201,496.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,731.40 : 359,829 = 146,004.21 : x
  2. Step 2: Convert to fraction form
    260,731.40/359,829 = 146,004.21/x
  3. Step 3: Cross multiply
    260,731.40x = 359,829 × 146,004.21
  4. Step 4: Simplify right side
    260,731.40x = 52,536,548,880.09
  5. Step 5: Solve for x
    x = 52,536,548,880.09/260,731.40
  6. Step 6: Final answer
    x = 201,496.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.