Finding the Fourth Proportional to 178,465.76, 246,289.64 and 97,896.68
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Solution
The fourth proportional to 178,465.76, 246,289.64 and 97,896.68 is: 135,101.19
Step by Step Solution
- Step 1: Write the proportion equation
178,465.76 : 246,289.64 = 97,896.68 : x - Step 2: Convert to fraction form
178,465.76/246,289.64 = 97,896.68/x - Step 3: Cross multiply
178,465.76x = 246,289.64 × 97,896.68 - Step 4: Simplify right side
178,465.76x = 24,110,936,353.46 - Step 5: Solve for x
x = 24,110,936,353.46/178,465.76 - Step 6: Final answer
x = 135,101.19
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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.