Finding the Fourth Proportional to 97,314.99, 134,298.68 and 61,491.93
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Solution
The fourth proportional to 97,314.99, 134,298.68 and 61,491.93 is: 84,861.38
Step by Step Solution
- Step 1: Write the proportion equation
97,314.99 : 134,298.68 = 61,491.93 : x - Step 2: Convert to fraction form
97,314.99/134,298.68 = 61,491.93/x - Step 3: Cross multiply
97,314.99x = 134,298.68 × 61,491.93 - Step 4: Simplify right side
97,314.99x = 8,258,284,722.19 - Step 5: Solve for x
x = 8,258,284,722.19/97,314.99 - Step 6: Final answer
x = 84,861.38
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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.