Home / 50,089.75-75,172.70-18,529.66

Finding the Fourth Proportional to 50,089.75, 75,172.70 and 18,529.66

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Solution

The fourth proportional to 50,089.75, 75,172.70 and 18,529.66 is: 27,808.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,089.75 : 75,172.70 = 18,529.66 : x
  2. Step 2: Convert to fraction form
    50,089.75/75,172.70 = 18,529.66/x
  3. Step 3: Cross multiply
    50,089.75x = 75,172.70 × 18,529.66
  4. Step 4: Simplify right side
    50,089.75x = 1,392,924,572.28
  5. Step 5: Solve for x
    x = 1,392,924,572.28/50,089.75
  6. Step 6: Final answer
    x = 27,808.58

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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.