Home / 177,665.67-245,147.72-106,041.42

Finding the Fourth Proportional to 177,665.67, 245,147.72 and 106,041.42

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Solution

The fourth proportional to 177,665.67, 245,147.72 and 106,041.42 is: 146,318.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,665.67 : 245,147.72 = 106,041.42 : x
  2. Step 2: Convert to fraction form
    177,665.67/245,147.72 = 106,041.42/x
  3. Step 3: Cross multiply
    177,665.67x = 245,147.72 × 106,041.42
  4. Step 4: Simplify right side
    177,665.67x = 25,995,811,808.36
  5. Step 5: Solve for x
    x = 25,995,811,808.36/177,665.67
  6. Step 6: Final answer
    x = 146,318.71

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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.