Finding the Fourth Proportional to 163,888.68, 245,833.02 and 93,718.92
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Solution
The fourth proportional to 163,888.68, 245,833.02 and 93,718.92 is: 140,578.38
Step by Step Solution
- Step 1: Write the proportion equation
163,888.68 : 245,833.02 = 93,718.92 : x - Step 2: Convert to fraction form
163,888.68/245,833.02 = 93,718.92/x - Step 3: Cross multiply
163,888.68x = 245,833.02 × 93,718.92 - Step 4: Simplify right side
163,888.68x = 23,039,205,134.74 - Step 5: Solve for x
x = 23,039,205,134.74/163,888.68 - Step 6: Final answer
x = 140,578.38
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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.