Home / 109,482.09-164,209-34,609.80

Finding the Fourth Proportional to 109,482.09, 164,209 and 34,609.80

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Solution

The fourth proportional to 109,482.09, 164,209 and 34,609.80 is: 51,910.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,482.09 : 164,209 = 34,609.80 : x
  2. Step 2: Convert to fraction form
    109,482.09/164,209 = 34,609.80/x
  3. Step 3: Cross multiply
    109,482.09x = 164,209 × 34,609.80
  4. Step 4: Simplify right side
    109,482.09x = 5,683,240,648.20
  5. Step 5: Solve for x
    x = 5,683,240,648.20/109,482.09
  6. Step 6: Final answer
    x = 51,910.23

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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.