Finding the Fourth Proportional to 97,010.52, 133,873.20 and 54,569.09
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Solution
The fourth proportional to 97,010.52, 133,873.20 and 54,569.09 is: 75,304.60
Step by Step Solution
- Step 1: Write the proportion equation
97,010.52 : 133,873.20 = 54,569.09 : x - Step 2: Convert to fraction form
97,010.52/133,873.20 = 54,569.09/x - Step 3: Cross multiply
97,010.52x = 133,873.20 × 54,569.09 - Step 4: Simplify right side
97,010.52x = 7,305,338,699.39 - Step 5: Solve for x
x = 7,305,338,699.39/97,010.52 - Step 6: Final answer
x = 75,304.60
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1.5x scale
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.