Finding the Fourth Proportional to 97,336.72, 134,246.58 and 67,115.08
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Solution
The fourth proportional to 97,336.72, 134,246.58 and 67,115.08 is: 92,564.96
Step by Step Solution
- Step 1: Write the proportion equation
97,336.72 : 134,246.58 = 67,115.08 : x - Step 2: Convert to fraction form
97,336.72/134,246.58 = 67,115.08/x - Step 3: Cross multiply
97,336.72x = 134,246.58 × 67,115.08 - Step 4: Simplify right side
97,336.72x = 9,009,969,956.43 - Step 5: Solve for x
x = 9,009,969,956.43/97,336.72 - Step 6: Final answer
x = 92,564.96
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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.