Finding the Fourth Proportional to 249,916.08, 374,707.44 and 137,648.88
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Solution
The fourth proportional to 249,916.08, 374,707.44 and 137,648.88 is: 206,381.52
Step by Step Solution
- Step 1: Write the proportion equation
249,916.08 : 374,707.44 = 137,648.88 : x - Step 2: Convert to fraction form
249,916.08/374,707.44 = 137,648.88/x - Step 3: Cross multiply
249,916.08x = 374,707.44 × 137,648.88 - Step 4: Simplify right side
249,916.08x = 51,578,059,443.67 - Step 5: Solve for x
x = 51,578,059,443.67/249,916.08 - Step 6: Final answer
x = 206,381.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.