Finding the Fourth Proportional to 178,187.49, 245,898.84 and 97,617.93
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Solution
The fourth proportional to 178,187.49, 245,898.84 and 97,617.93 is: 134,712.80
Step by Step Solution
- Step 1: Write the proportion equation
178,187.49 : 245,898.84 = 97,617.93 : x - Step 2: Convert to fraction form
178,187.49/245,898.84 = 97,617.93/x - Step 3: Cross multiply
178,187.49x = 245,898.84 × 97,617.93 - Step 4: Simplify right side
178,187.49x = 24,004,135,750.20 - Step 5: Solve for x
x = 24,004,135,750.20/178,187.49 - Step 6: Final answer
x = 134,712.80
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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.