Home / 110,410.34-165,618.23-40,289.63

Finding the Fourth Proportional to 110,410.34, 165,618.23 and 40,289.63

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Solution

The fourth proportional to 110,410.34, 165,618.23 and 40,289.63 is: 60,435.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,410.34 : 165,618.23 = 40,289.63 : x
  2. Step 2: Convert to fraction form
    110,410.34/165,618.23 = 40,289.63/x
  3. Step 3: Cross multiply
    110,410.34x = 165,618.23 × 40,289.63
  4. Step 4: Simplify right side
    110,410.34x = 6,672,696,178.42
  5. Step 5: Solve for x
    x = 6,672,696,178.42/110,410.34
  6. Step 6: Final answer
    x = 60,435.43

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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.