Home / 249,912.12-374,638.20-135,893.35

Finding the Fourth Proportional to 249,912.12, 374,638.20 and 135,893.35

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Solution

The fourth proportional to 249,912.12, 374,638.20 and 135,893.35 is: 203,714.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,912.12 : 374,638.20 = 135,893.35 : x
  2. Step 2: Convert to fraction form
    249,912.12/374,638.20 = 135,893.35/x
  3. Step 3: Cross multiply
    249,912.12x = 374,638.20 × 135,893.35
  4. Step 4: Simplify right side
    249,912.12x = 50,910,840,035.97
  5. Step 5: Solve for x
    x = 50,910,840,035.97/249,912.12
  6. Step 6: Final answer
    x = 203,714.97

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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.