Finding the Fourth Proportional to 247,727.84, 342,006.04 and 163,090.92
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Solution
The fourth proportional to 247,727.84, 342,006.04 and 163,090.92 is: 225,158.71
Step by Step Solution
- Step 1: Write the proportion equation
247,727.84 : 342,006.04 = 163,090.92 : x - Step 2: Convert to fraction form
247,727.84/342,006.04 = 163,090.92/x - Step 3: Cross multiply
247,727.84x = 342,006.04 × 163,090.92 - Step 4: Simplify right side
247,727.84x = 55,778,079,709.16 - Step 5: Solve for x
x = 55,778,079,709.16/247,727.84 - Step 6: Final answer
x = 225,158.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.