Finding the Fourth Proportional to 142,946.21, 214,148.67 and 95,417.99
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Solution
The fourth proportional to 142,946.21, 214,148.67 and 95,417.99 is: 142,946.33
Step by Step Solution
- Step 1: Write the proportion equation
142,946.21 : 214,148.67 = 95,417.99 : x - Step 2: Convert to fraction form
142,946.21/214,148.67 = 95,417.99/x - Step 3: Cross multiply
142,946.21x = 214,148.67 × 95,417.99 - Step 4: Simplify right side
142,946.21x = 20,433,635,652.57 - Step 5: Solve for x
x = 20,433,635,652.57/142,946.21 - Step 6: Final answer
x = 142,946.33
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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.