Finding the Fourth Proportional to 344,072.08, 516,168.64 and 157,102.48
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Solution
The fourth proportional to 344,072.08, 516,168.64 and 157,102.48 is: 235,681.35
Step by Step Solution
- Step 1: Write the proportion equation
344,072.08 : 516,168.64 = 157,102.48 : x - Step 2: Convert to fraction form
344,072.08/516,168.64 = 157,102.48/x - Step 3: Cross multiply
344,072.08x = 516,168.64 × 157,102.48 - Step 4: Simplify right side
344,072.08x = 81,091,373,442.23 - Step 5: Solve for x
x = 81,091,373,442.23/344,072.08 - Step 6: Final answer
x = 235,681.35
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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.