Home / 177,709.72-245,239.41-97,137.56

Finding the Fourth Proportional to 177,709.72, 245,239.41 and 97,137.56

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Solution

The fourth proportional to 177,709.72, 245,239.41 and 97,137.56 is: 134,049.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,709.72 : 245,239.41 = 97,137.56 : x
  2. Step 2: Convert to fraction form
    177,709.72/245,239.41 = 97,137.56/x
  3. Step 3: Cross multiply
    177,709.72x = 245,239.41 × 97,137.56
  4. Step 4: Simplify right side
    177,709.72x = 23,821,956,677.04
  5. Step 5: Solve for x
    x = 23,821,956,677.04/177,709.72
  6. Step 6: Final answer
    x = 134,049.83

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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.