Home / 107,828.42-161,771.75-32,946.51

Finding the Fourth Proportional to 107,828.42, 161,771.75 and 32,946.51

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Solution

The fourth proportional to 107,828.42, 161,771.75 and 32,946.51 is: 49,428.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,828.42 : 161,771.75 = 32,946.51 : x
  2. Step 2: Convert to fraction form
    107,828.42/161,771.75 = 32,946.51/x
  3. Step 3: Cross multiply
    107,828.42x = 161,771.75 × 32,946.51
  4. Step 4: Simplify right side
    107,828.42x = 5,329,815,144.55
  5. Step 5: Solve for x
    x = 5,329,815,144.55/107,828.42
  6. Step 6: Final answer
    x = 49,428.67

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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.