Finding the Fourth Proportional to 97,025.84, 133,846.65 and 56,713.26
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Solution
The fourth proportional to 97,025.84, 133,846.65 and 56,713.26 is: 78,235.66
Step by Step Solution
- Step 1: Write the proportion equation
97,025.84 : 133,846.65 = 56,713.26 : x - Step 2: Convert to fraction form
97,025.84/133,846.65 = 56,713.26/x - Step 3: Cross multiply
97,025.84x = 133,846.65 × 56,713.26 - Step 4: Simplify right side
97,025.84x = 7,590,879,861.58 - Step 5: Solve for x
x = 7,590,879,861.58/97,025.84 - Step 6: Final answer
x = 78,235.66
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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.