Finding the Fourth Proportional to 134,683.08, 202,001.76 and 39,911.28
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Solution
The fourth proportional to 134,683.08, 202,001.76 and 39,911.28 is: 59,860.15
Step by Step Solution
- Step 1: Write the proportion equation
134,683.08 : 202,001.76 = 39,911.28 : x - Step 2: Convert to fraction form
134,683.08/202,001.76 = 39,911.28/x - Step 3: Cross multiply
134,683.08x = 202,001.76 × 39,911.28 - Step 4: Simplify right side
134,683.08x = 8,062,148,803.85 - Step 5: Solve for x
x = 8,062,148,803.85/134,683.08 - Step 6: Final answer
x = 59,860.15
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.