Finding the Fourth Proportional to 249,878.36, 374,714.43 and 95,981.09
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Solution
The fourth proportional to 249,878.36, 374,714.43 and 95,981.09 is: 143,932.03
Step by Step Solution
- Step 1: Write the proportion equation
249,878.36 : 374,714.43 = 95,981.09 : x - Step 2: Convert to fraction form
249,878.36/374,714.43 = 95,981.09/x - Step 3: Cross multiply
249,878.36x = 374,714.43 × 95,981.09 - Step 4: Simplify right side
249,878.36x = 35,965,500,366.91 - Step 5: Solve for x
x = 35,965,500,366.91/249,878.36 - Step 6: Final answer
x = 143,932.03
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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.