Finding the Fourth Proportional to 180,531.12, 249,135.57 and 104,007.99
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Solution
The fourth proportional to 180,531.12, 249,135.57 and 104,007.99 is: 143,532.54
Step by Step Solution
- Step 1: Write the proportion equation
180,531.12 : 249,135.57 = 104,007.99 : x - Step 2: Convert to fraction form
180,531.12/249,135.57 = 104,007.99/x - Step 3: Cross multiply
180,531.12x = 249,135.57 × 104,007.99 - Step 4: Simplify right side
180,531.12x = 25,912,089,873.20 - Step 5: Solve for x
x = 25,912,089,873.20/180,531.12 - Step 6: Final answer
x = 143,532.54
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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.