Finding the Fourth Proportional to 84,293.31, 116,327.12 and 46,569.99
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Solution
The fourth proportional to 84,293.31, 116,327.12 and 46,569.99 is: 64,267.88
Step by Step Solution
- Step 1: Write the proportion equation
84,293.31 : 116,327.12 = 46,569.99 : x - Step 2: Convert to fraction form
84,293.31/116,327.12 = 46,569.99/x - Step 3: Cross multiply
84,293.31x = 116,327.12 × 46,569.99 - Step 4: Simplify right side
84,293.31x = 5,417,352,582.28 - Step 5: Solve for x
x = 5,417,352,582.28/84,293.31 - Step 6: Final answer
x = 64,267.88
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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.