Finding the Fourth Proportional to 159,110.30, 238,660.05 and 40,782.80
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Solution
The fourth proportional to 159,110.30, 238,660.05 and 40,782.80 is: 61,172.82
Step by Step Solution
- Step 1: Write the proportion equation
159,110.30 : 238,660.05 = 40,782.80 : x - Step 2: Convert to fraction form
159,110.30/238,660.05 = 40,782.80/x - Step 3: Cross multiply
159,110.30x = 238,660.05 × 40,782.80 - Step 4: Simplify right side
159,110.30x = 9,733,225,087.14 - Step 5: Solve for x
x = 9,733,225,087.14/159,110.30 - Step 6: Final answer
x = 61,172.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.