Finding the Fourth Proportional to 98,392.54, 147,574.08 and 27,307.69
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Solution
The fourth proportional to 98,392.54, 147,574.08 and 27,307.69 is: 40,957.45
Step by Step Solution
- Step 1: Write the proportion equation
98,392.54 : 147,574.08 = 27,307.69 : x - Step 2: Convert to fraction form
98,392.54/147,574.08 = 27,307.69/x - Step 3: Cross multiply
98,392.54x = 147,574.08 × 27,307.69 - Step 4: Simplify right side
98,392.54x = 4,029,907,228.68 - Step 5: Solve for x
x = 4,029,907,228.68/98,392.54 - Step 6: Final answer
x = 40,957.45
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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.