Home / 149,620.79-206,289.93-95,817.35

Finding the Fourth Proportional to 149,620.79, 206,289.93 and 95,817.35

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Solution

The fourth proportional to 149,620.79, 206,289.93 and 95,817.35 is: 132,108.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,620.79 : 206,289.93 = 95,817.35 : x
  2. Step 2: Convert to fraction form
    149,620.79/206,289.93 = 95,817.35/x
  3. Step 3: Cross multiply
    149,620.79x = 206,289.93 × 95,817.35
  4. Step 4: Simplify right side
    149,620.79x = 19,766,152,913.75
  5. Step 5: Solve for x
    x = 19,766,152,913.75/149,620.79
  6. Step 6: Final answer
    x = 132,108.34

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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.