Finding the Fourth Proportional to 163,768.64, 245,655.99 and 51,446.75
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Solution
The fourth proportional to 163,768.64, 245,655.99 and 51,446.75 is: 77,171.07
Step by Step Solution
- Step 1: Write the proportion equation
163,768.64 : 245,655.99 = 51,446.75 : x - Step 2: Convert to fraction form
163,768.64/245,655.99 = 51,446.75/x - Step 3: Cross multiply
163,768.64x = 245,655.99 × 51,446.75 - Step 4: Simplify right side
163,768.64x = 12,638,201,075.25 - Step 5: Solve for x
x = 12,638,201,075.25/163,768.64 - Step 6: Final answer
x = 77,171.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.