Finding the Fourth Proportional to 154,599.84, 232,952.88 and 127,135.08
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Solution
The fourth proportional to 154,599.84, 232,952.88 and 127,135.08 is: 191,568.65
Step by Step Solution
- Step 1: Write the proportion equation
154,599.84 : 232,952.88 = 127,135.08 : x - Step 2: Convert to fraction form
154,599.84/232,952.88 = 127,135.08/x - Step 3: Cross multiply
154,599.84x = 232,952.88 × 127,135.08 - Step 4: Simplify right side
154,599.84x = 29,616,483,035.03 - Step 5: Solve for x
x = 29,616,483,035.03/154,599.84 - Step 6: Final answer
x = 191,568.65
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.