Finding the Fourth Proportional to 178,006.08, 245,638.86 and 97,418.01
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Solution
The fourth proportional to 178,006.08, 245,638.86 and 97,418.01 is: 134,431.64
Step by Step Solution
- Step 1: Write the proportion equation
178,006.08 : 245,638.86 = 97,418.01 : x - Step 2: Convert to fraction form
178,006.08/245,638.86 = 97,418.01/x - Step 3: Cross multiply
178,006.08x = 245,638.86 × 97,418.01 - Step 4: Simplify right side
178,006.08x = 23,929,648,919.87 - Step 5: Solve for x
x = 23,929,648,919.87/178,006.08 - Step 6: Final answer
x = 134,431.64
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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.