Finding the Fourth Proportional to 106,196.12, 159,297.63 and 31,309.99
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Solution
The fourth proportional to 106,196.12, 159,297.63 and 31,309.99 is: 46,966.00
Step by Step Solution
- Step 1: Write the proportion equation
106,196.12 : 159,297.63 = 31,309.99 : x - Step 2: Convert to fraction form
106,196.12/159,297.63 = 31,309.99/x - Step 3: Cross multiply
106,196.12x = 159,297.63 × 31,309.99 - Step 4: Simplify right side
106,196.12x = 4,987,607,202.32 - Step 5: Solve for x
x = 4,987,607,202.32/106,196.12 - Step 6: Final answer
x = 46,966.00
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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.