Finding the Fourth Proportional to 180,929.05, 249,676.17 and 109,296.58
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Solution
The fourth proportional to 180,929.05, 249,676.17 and 109,296.58 is: 150,825.70
Step by Step Solution
- Step 1: Write the proportion equation
180,929.05 : 249,676.17 = 109,296.58 : x - Step 2: Convert to fraction form
180,929.05/249,676.17 = 109,296.58/x - Step 3: Cross multiply
180,929.05x = 249,676.17 × 109,296.58 - Step 4: Simplify right side
180,929.05x = 27,288,751,488.50 - Step 5: Solve for x
x = 27,288,751,488.50/180,929.05 - Step 6: Final answer
x = 150,825.70
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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.