Home / 110,403.82-165,608.45-40,283.12

Finding the Fourth Proportional to 110,403.82, 165,608.45 and 40,283.12

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Solution

The fourth proportional to 110,403.82, 165,608.45 and 40,283.12 is: 60,425.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,403.82 : 165,608.45 = 40,283.12 : x
  2. Step 2: Convert to fraction form
    110,403.82/165,608.45 = 40,283.12/x
  3. Step 3: Cross multiply
    110,403.82x = 165,608.45 × 40,283.12
  4. Step 4: Simplify right side
    110,403.82x = 6,671,225,064.36
  5. Step 5: Solve for x
    x = 6,671,225,064.36/110,403.82
  6. Step 6: Final answer
    x = 60,425.67

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1.5x scale

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.