Finding the Fourth Proportional to 205,694.16, 283,774.20 and 134,048.08
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Solution
The fourth proportional to 205,694.16, 283,774.20 and 134,048.08 is: 184,931.78
Step by Step Solution
- Step 1: Write the proportion equation
205,694.16 : 283,774.20 = 134,048.08 : x - Step 2: Convert to fraction form
205,694.16/283,774.20 = 134,048.08/x - Step 3: Cross multiply
205,694.16x = 283,774.20 × 134,048.08 - Step 4: Simplify right side
205,694.16x = 38,039,386,663.54 - Step 5: Solve for x
x = 38,039,386,663.54/205,694.16 - Step 6: Final answer
x = 184,931.78
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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.