Home / 110,348.08-165,450.90-47,209.39

Finding the Fourth Proportional to 110,348.08, 165,450.90 and 47,209.39

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Solution

The fourth proportional to 110,348.08, 165,450.90 and 47,209.39 is: 70,783.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,348.08 : 165,450.90 = 47,209.39 : x
  2. Step 2: Convert to fraction form
    110,348.08/165,450.90 = 47,209.39/x
  3. Step 3: Cross multiply
    110,348.08x = 165,450.90 × 47,209.39
  4. Step 4: Simplify right side
    110,348.08x = 7,810,836,063.95
  5. Step 5: Solve for x
    x = 7,810,836,063.95/110,348.08
  6. Step 6: Final answer
    x = 70,783.62

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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.