Finding the Fourth Proportional to 162,397.14, 243,644.91 and 73,626.81
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Solution
The fourth proportional to 162,397.14, 243,644.91 and 73,626.81 is: 110,462.52
Step by Step Solution
- Step 1: Write the proportion equation
162,397.14 : 243,644.91 = 73,626.81 : x - Step 2: Convert to fraction form
162,397.14/243,644.91 = 73,626.81/x - Step 3: Cross multiply
162,397.14x = 243,644.91 × 73,626.81 - Step 4: Simplify right side
162,397.14x = 17,938,797,496.04 - Step 5: Solve for x
x = 17,938,797,496.04/162,397.14 - Step 6: Final answer
x = 110,462.52
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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.