Finding the Fourth Proportional to 187,528.02, 258,795.81 and 106,968.66
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Solution
The fourth proportional to 187,528.02, 258,795.81 and 106,968.66 is: 147,620.82
Step by Step Solution
- Step 1: Write the proportion equation
187,528.02 : 258,795.81 = 106,968.66 : x - Step 2: Convert to fraction form
187,528.02/258,795.81 = 106,968.66/x - Step 3: Cross multiply
187,528.02x = 258,795.81 × 106,968.66 - Step 4: Simplify right side
187,528.02x = 27,683,041,009.31 - Step 5: Solve for x
x = 27,683,041,009.31/187,528.02 - Step 6: Final answer
x = 147,620.82
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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.