Finding the Fourth Proportional to 234,679.65, 351,903.01 and 74,734.74
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Solution
The fourth proportional to 234,679.65, 351,903.01 and 74,734.74 is: 112,065.02
Step by Step Solution
- Step 1: Write the proportion equation
234,679.65 : 351,903.01 = 74,734.74 : x - Step 2: Convert to fraction form
234,679.65/351,903.01 = 74,734.74/x - Step 3: Cross multiply
234,679.65x = 351,903.01 × 74,734.74 - Step 4: Simplify right side
234,679.65x = 26,299,379,957.57 - Step 5: Solve for x
x = 26,299,379,957.57/234,679.65 - Step 6: Final answer
x = 112,065.02
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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.