Finding the Fourth Proportional to 180,741.71, 249,454.42 and 104,247.09
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Solution
The fourth proportional to 180,741.71, 249,454.42 and 104,247.09 is: 143,878.78
Step by Step Solution
- Step 1: Write the proportion equation
180,741.71 : 249,454.42 = 104,247.09 : x - Step 2: Convert to fraction form
180,741.71/249,454.42 = 104,247.09/x - Step 3: Cross multiply
180,741.71x = 249,454.42 × 104,247.09 - Step 4: Simplify right side
180,741.71x = 26,004,897,112.02 - Step 5: Solve for x
x = 26,004,897,112.02/180,741.71 - Step 6: Final answer
x = 143,878.78
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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.