Finding the Fourth Proportional to 205,689.16, 283,767.30 and 134,043.08
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Solution
The fourth proportional to 205,689.16, 283,767.30 and 134,043.08 is: 184,924.88
Step by Step Solution
- Step 1: Write the proportion equation
205,689.16 : 283,767.30 = 134,043.08 : x - Step 2: Convert to fraction form
205,689.16/283,767.30 = 134,043.08/x - Step 3: Cross multiply
205,689.16x = 283,767.30 × 134,043.08 - Step 4: Simplify right side
205,689.16x = 38,037,042,895.28 - Step 5: Solve for x
x = 38,037,042,895.28/205,689.16 - Step 6: Final answer
x = 184,924.88
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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.