Finding the Fourth Proportional to 225,840.18, 310,877.04 and 195,199.23
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Solution
The fourth proportional to 225,840.18, 310,877.04 and 195,199.23 is: 268,698.68
Step by Step Solution
- Step 1: Write the proportion equation
225,840.18 : 310,877.04 = 195,199.23 : x - Step 2: Convert to fraction form
225,840.18/310,877.04 = 195,199.23/x - Step 3: Cross multiply
225,840.18x = 310,877.04 × 195,199.23 - Step 4: Simplify right side
225,840.18x = 60,682,957,278.29 - Step 5: Solve for x
x = 60,682,957,278.29/225,840.18 - Step 6: Final answer
x = 268,698.68
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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.