Home / 110,520.03-165,812.40-35,638.67

Finding the Fourth Proportional to 110,520.03, 165,812.40 and 35,638.67

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Solution

The fourth proportional to 110,520.03, 165,812.40 and 35,638.67 is: 53,468.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,520.03 : 165,812.40 = 35,638.67 : x
  2. Step 2: Convert to fraction form
    110,520.03/165,812.40 = 35,638.67/x
  3. Step 3: Cross multiply
    110,520.03x = 165,812.40 × 35,638.67
  4. Step 4: Simplify right side
    110,520.03x = 5,909,333,227.31
  5. Step 5: Solve for x
    x = 5,909,333,227.31/110,520.03
  6. Step 6: Final answer
    x = 53,468.44

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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.