Finding the Fourth Proportional to 252,494.73, 348,569.01 and 157,032.18
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Solution
The fourth proportional to 252,494.73, 348,569.01 and 157,032.18 is: 216,782.95
Step by Step Solution
- Step 1: Write the proportion equation
252,494.73 : 348,569.01 = 157,032.18 : x - Step 2: Convert to fraction form
252,494.73/348,569.01 = 157,032.18/x - Step 3: Cross multiply
252,494.73x = 348,569.01 × 157,032.18 - Step 4: Simplify right side
252,494.73x = 54,736,551,520.74 - Step 5: Solve for x
x = 54,736,551,520.74/252,494.73 - Step 6: Final answer
x = 216,782.95
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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.