Finding the Fourth Proportional to 180,708.52, 249,371.02 and 104,230.75
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Solution
The fourth proportional to 180,708.52, 249,371.02 and 104,230.75 is: 143,834.55
Step by Step Solution
- Step 1: Write the proportion equation
180,708.52 : 249,371.02 = 104,230.75 : x - Step 2: Convert to fraction form
180,708.52/249,371.02 = 104,230.75/x - Step 3: Cross multiply
180,708.52x = 249,371.02 × 104,230.75 - Step 4: Simplify right side
180,708.52x = 25,992,128,442.87 - Step 5: Solve for x
x = 25,992,128,442.87/180,708.52 - Step 6: Final answer
x = 143,834.55
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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.