Finding the Fourth Proportional to 97,788.06, 146,713.68 and 45,232.02
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Solution
The fourth proportional to 97,788.06, 146,713.68 and 45,232.02 is: 67,862.64
Step by Step Solution
- Step 1: Write the proportion equation
97,788.06 : 146,713.68 = 45,232.02 : x - Step 2: Convert to fraction form
97,788.06/146,713.68 = 45,232.02/x - Step 3: Cross multiply
97,788.06x = 146,713.68 × 45,232.02 - Step 4: Simplify right side
97,788.06x = 6,636,156,108.03 - Step 5: Solve for x
x = 6,636,156,108.03/97,788.06 - Step 6: Final answer
x = 67,862.64
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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.