Finding the Fourth Proportional to 158,652.79, 238,041.49 and 69,843.99
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Solution
The fourth proportional to 158,652.79, 238,041.49 and 69,843.99 is: 104,793.41
Step by Step Solution
- Step 1: Write the proportion equation
158,652.79 : 238,041.49 = 69,843.99 : x - Step 2: Convert to fraction form
158,652.79/238,041.49 = 69,843.99/x - Step 3: Cross multiply
158,652.79x = 238,041.49 × 69,843.99 - Step 4: Simplify right side
158,652.79x = 16,625,766,082.33 - Step 5: Solve for x
x = 16,625,766,082.33/158,652.79 - Step 6: Final answer
x = 104,793.41
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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.