Finding the Fourth Proportional to 178,555.14, 246,407.97 and 97,987.89
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Solution
The fourth proportional to 178,555.14, 246,407.97 and 97,987.89 is: 135,224.32
Step by Step Solution
- Step 1: Write the proportion equation
178,555.14 : 246,407.97 = 97,987.89 : x - Step 2: Convert to fraction form
178,555.14/246,407.97 = 97,987.89/x - Step 3: Cross multiply
178,555.14x = 246,407.97 × 97,987.89 - Step 4: Simplify right side
178,555.14x = 24,144,997,059.48 - Step 5: Solve for x
x = 24,144,997,059.48/178,555.14 - Step 6: Final answer
x = 135,224.32
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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.