Finding the Fourth Proportional to 68,164.74, 102,267.99 and 34,908.12
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Solution
The fourth proportional to 68,164.74, 102,267.99 and 34,908.12 is: 52,372.87
Step by Step Solution
- Step 1: Write the proportion equation
68,164.74 : 102,267.99 = 34,908.12 : x - Step 2: Convert to fraction form
68,164.74/102,267.99 = 34,908.12/x - Step 3: Cross multiply
68,164.74x = 102,267.99 × 34,908.12 - Step 4: Simplify right side
68,164.74x = 3,569,983,267.08 - Step 5: Solve for x
x = 3,569,983,267.08/68,164.74 - Step 6: Final answer
x = 52,372.87
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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.