Finding the Fourth Proportional to 299,162.08, 448,691.28 and 77,546.08
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Solution
The fourth proportional to 299,162.08, 448,691.28 and 77,546.08 is: 116,305.68
Step by Step Solution
- Step 1: Write the proportion equation
299,162.08 : 448,691.28 = 77,546.08 : x - Step 2: Convert to fraction form
299,162.08/448,691.28 = 77,546.08/x - Step 3: Cross multiply
299,162.08x = 448,691.28 × 77,546.08 - Step 4: Simplify right side
299,162.08x = 34,794,249,894.18 - Step 5: Solve for x
x = 34,794,249,894.18/299,162.08 - Step 6: Final answer
x = 116,305.68
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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.