Finding the Fourth Proportional to 84,294.31, 116,328.50 and 46,570.99
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Solution
The fourth proportional to 84,294.31, 116,328.50 and 46,570.99 is: 64,269.27
Step by Step Solution
- Step 1: Write the proportion equation
84,294.31 : 116,328.50 = 46,570.99 : x - Step 2: Convert to fraction form
84,294.31/116,328.50 = 46,570.99/x - Step 3: Cross multiply
84,294.31x = 116,328.50 × 46,570.99 - Step 4: Simplify right side
84,294.31x = 5,417,533,410.22 - Step 5: Solve for x
x = 5,417,533,410.22/84,294.31 - Step 6: Final answer
x = 64,269.27
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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.