Finding the Fourth Proportional to 134,946.40, 202,384.20 and 40,151.08
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Solution
The fourth proportional to 134,946.40, 202,384.20 and 40,151.08 is: 60,216.09
Step by Step Solution
- Step 1: Write the proportion equation
134,946.40 : 202,384.20 = 40,151.08 : x - Step 2: Convert to fraction form
134,946.40/202,384.20 = 40,151.08/x - Step 3: Cross multiply
134,946.40x = 202,384.20 × 40,151.08 - Step 4: Simplify right side
134,946.40x = 8,125,944,204.94 - Step 5: Solve for x
x = 8,125,944,204.94/134,946.40 - Step 6: Final answer
x = 60,216.09
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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.