Finding the Fourth Proportional to 163,317.67, 245,011.51 and 56,704.99
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Solution
The fourth proportional to 163,317.67, 245,011.51 and 56,704.99 is: 85,069.64
Step by Step Solution
- Step 1: Write the proportion equation
163,317.67 : 245,011.51 = 56,704.99 : x - Step 2: Convert to fraction form
163,317.67/245,011.51 = 56,704.99/x - Step 3: Cross multiply
163,317.67x = 245,011.51 × 56,704.99 - Step 4: Simplify right side
163,317.67x = 13,893,375,224.43 - Step 5: Solve for x
x = 13,893,375,224.43/163,317.67 - Step 6: Final answer
x = 85,069.64
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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.