Finding the Fourth Proportional to 178,189.14, 245,900.28 and 97,621.68
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Solution
The fourth proportional to 178,189.14, 245,900.28 and 97,621.68 is: 134,717.52
Step by Step Solution
- Step 1: Write the proportion equation
178,189.14 : 245,900.28 = 97,621.68 : x - Step 2: Convert to fraction form
178,189.14/245,900.28 = 97,621.68/x - Step 3: Cross multiply
178,189.14x = 245,900.28 × 97,621.68 - Step 4: Simplify right side
178,189.14x = 24,005,199,734.28 - Step 5: Solve for x
x = 24,005,199,734.28/178,189.14 - Step 6: Final answer
x = 134,717.52
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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.