Home / 178,453.80-246,172.96-105,814.42

Finding the Fourth Proportional to 178,453.80, 246,172.96 and 105,814.42

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Solution

The fourth proportional to 178,453.80, 246,172.96 and 105,814.42 is: 145,968.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,453.80 : 246,172.96 = 105,814.42 : x
  2. Step 2: Convert to fraction form
    178,453.80/246,172.96 = 105,814.42/x
  3. Step 3: Cross multiply
    178,453.80x = 246,172.96 × 105,814.42
  4. Step 4: Simplify right side
    178,453.80x = 26,048,648,982.08
  5. Step 5: Solve for x
    x = 26,048,648,982.08/178,453.80
  6. Step 6: Final answer
    x = 145,968.59

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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.