Finding the Fourth Proportional to 98,863.36, 148,303.36 and 32,302.40
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Solution
The fourth proportional to 98,863.36, 148,303.36 and 32,302.40 is: 48,456.32
Step by Step Solution
- Step 1: Write the proportion equation
98,863.36 : 148,303.36 = 32,302.40 : x - Step 2: Convert to fraction form
98,863.36/148,303.36 = 32,302.40/x - Step 3: Cross multiply
98,863.36x = 148,303.36 × 32,302.40 - Step 4: Simplify right side
98,863.36x = 4,790,554,456.06 - Step 5: Solve for x
x = 4,790,554,456.06/98,863.36 - Step 6: Final answer
x = 48,456.32
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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.