Home / 79,237.49-118,855.33-19,266.30

Finding the Fourth Proportional to 79,237.49, 118,855.33 and 19,266.30

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Solution

The fourth proportional to 79,237.49, 118,855.33 and 19,266.30 is: 28,899.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,237.49 : 118,855.33 = 19,266.30 : x
  2. Step 2: Convert to fraction form
    79,237.49/118,855.33 = 19,266.30/x
  3. Step 3: Cross multiply
    79,237.49x = 118,855.33 × 19,266.30
  4. Step 4: Simplify right side
    79,237.49x = 2,289,902,396.21
  5. Step 5: Solve for x
    x = 2,289,902,396.21/79,237.49
  6. Step 6: Final answer
    x = 28,899.23

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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.