Finding the Fourth Proportional to 126,258.08, 174,235.05 and 68,898.53
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Solution
The fourth proportional to 126,258.08, 174,235.05 and 68,898.53 is: 95,079.38
Step by Step Solution
- Step 1: Write the proportion equation
126,258.08 : 174,235.05 = 68,898.53 : x - Step 2: Convert to fraction form
126,258.08/174,235.05 = 68,898.53/x - Step 3: Cross multiply
126,258.08x = 174,235.05 × 68,898.53 - Step 4: Simplify right side
126,258.08x = 12,004,539,255.06 - Step 5: Solve for x
x = 12,004,539,255.06/126,258.08 - Step 6: Final answer
x = 95,079.38
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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.