Finding the Fourth Proportional to 97,022.46, 133,841.99 and 56,709.89
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Solution
The fourth proportional to 97,022.46, 133,841.99 and 56,709.89 is: 78,230.99
Step by Step Solution
- Step 1: Write the proportion equation
97,022.46 : 133,841.99 = 56,709.89 : x - Step 2: Convert to fraction form
97,022.46/133,841.99 = 56,709.89/x - Step 3: Cross multiply
97,022.46x = 133,841.99 × 56,709.89 - Step 4: Simplify right side
97,022.46x = 7,590,163,577.52 - Step 5: Solve for x
x = 7,590,163,577.52/97,022.46 - Step 6: Final answer
x = 78,230.99
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1.5x scale
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.