Finding the Fourth Proportional to 232,569.09, 348,854.99 and 82,815.21
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Solution
The fourth proportional to 232,569.09, 348,854.99 and 82,815.21 is: 124,223.30
Step by Step Solution
- Step 1: Write the proportion equation
232,569.09 : 348,854.99 = 82,815.21 : x - Step 2: Convert to fraction form
232,569.09/348,854.99 = 82,815.21/x - Step 3: Cross multiply
232,569.09x = 348,854.99 × 82,815.21 - Step 4: Simplify right side
232,569.09x = 28,890,498,842.32 - Step 5: Solve for x
x = 28,890,498,842.32/232,569.09 - Step 6: Final answer
x = 124,223.30
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.