Finding the Fourth Proportional to 180,663.56, 249,350.62 and 104,232.02
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Solution
The fourth proportional to 180,663.56, 249,350.62 and 104,232.02 is: 143,860.33
Step by Step Solution
- Step 1: Write the proportion equation
180,663.56 : 249,350.62 = 104,232.02 : x - Step 2: Convert to fraction form
180,663.56/249,350.62 = 104,232.02/x - Step 3: Cross multiply
180,663.56x = 249,350.62 × 104,232.02 - Step 4: Simplify right side
180,663.56x = 25,990,318,810.85 - Step 5: Solve for x
x = 25,990,318,810.85/180,663.56 - Step 6: Final answer
x = 143,860.33
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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.