Home / 136,090.48-204,157.62-47,369.20

Finding the Fourth Proportional to 136,090.48, 204,157.62 and 47,369.20

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Solution

The fourth proportional to 136,090.48, 204,157.62 and 47,369.20 is: 71,061.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,090.48 : 204,157.62 = 47,369.20 : x
  2. Step 2: Convert to fraction form
    136,090.48/204,157.62 = 47,369.20/x
  3. Step 3: Cross multiply
    136,090.48x = 204,157.62 × 47,369.20
  4. Step 4: Simplify right side
    136,090.48x = 9,670,783,133.30
  5. Step 5: Solve for x
    x = 9,670,783,133.30/136,090.48
  6. Step 6: Final answer
    x = 71,061.42

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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.