Finding the Fourth Proportional to 195,315.68, 292,977.06 and 68,952.85
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Solution
The fourth proportional to 195,315.68, 292,977.06 and 68,952.85 is: 103,430.52
Step by Step Solution
- Step 1: Write the proportion equation
195,315.68 : 292,977.06 = 68,952.85 : x - Step 2: Convert to fraction form
195,315.68/292,977.06 = 68,952.85/x - Step 3: Cross multiply
195,315.68x = 292,977.06 × 68,952.85 - Step 4: Simplify right side
195,315.68x = 20,201,603,271.62 - Step 5: Solve for x
x = 20,201,603,271.62/195,315.68 - Step 6: Final answer
x = 103,430.52
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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.