Finding the Fourth Proportional to 97,022.45, 133,841.99 and 56,709.88
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Solution
The fourth proportional to 97,022.45, 133,841.99 and 56,709.88 is: 78,231.00
Step by Step Solution
- Step 1: Write the proportion equation
97,022.45 : 133,841.99 = 56,709.88 : x - Step 2: Convert to fraction form
97,022.45/133,841.99 = 56,709.88/x - Step 3: Cross multiply
97,022.45x = 133,841.99 × 56,709.88 - Step 4: Simplify right side
97,022.45x = 7,590,162,999.03 - Step 5: Solve for x
x = 7,590,162,999.03/97,022.45 - Step 6: Final answer
x = 78,231.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.