Finding the Fourth Proportional to 178,430.61, 246,237.39 and 97,857.44
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Solution
The fourth proportional to 178,430.61, 246,237.39 and 97,857.44 is: 135,044.99
Step by Step Solution
- Step 1: Write the proportion equation
178,430.61 : 246,237.39 = 97,857.44 : x - Step 2: Convert to fraction form
178,430.61/246,237.39 = 97,857.44/x - Step 3: Cross multiply
178,430.61x = 246,237.39 × 97,857.44 - Step 4: Simplify right side
178,430.61x = 24,096,159,386.49 - Step 5: Solve for x
x = 24,096,159,386.49/178,430.61 - Step 6: Final answer
x = 135,044.99
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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.