Finding the Fourth Proportional to 162,504.23, 243,838.35 and 73,701.09
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Solution
The fourth proportional to 162,504.23, 243,838.35 and 73,701.09 is: 110,588.83
Step by Step Solution
- Step 1: Write the proportion equation
162,504.23 : 243,838.35 = 73,701.09 : x - Step 2: Convert to fraction form
162,504.23/243,838.35 = 73,701.09/x - Step 3: Cross multiply
162,504.23x = 243,838.35 × 73,701.09 - Step 4: Simplify right side
162,504.23x = 17,971,152,178.80 - Step 5: Solve for x
x = 17,971,152,178.80/162,504.23 - Step 6: Final answer
x = 110,588.83
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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.