Finding the Fourth Proportional to 187,529.41, 258,739.41 and 106,927.53
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Solution
The fourth proportional to 187,529.41, 258,739.41 and 106,927.53 is: 147,530.81
Step by Step Solution
- Step 1: Write the proportion equation
187,529.41 : 258,739.41 = 106,927.53 : x - Step 2: Convert to fraction form
187,529.41/258,739.41 = 106,927.53/x - Step 3: Cross multiply
187,529.41x = 258,739.41 × 106,927.53 - Step 4: Simplify right side
187,529.41x = 27,666,366,024.96 - Step 5: Solve for x
x = 27,666,366,024.96/187,529.41 - Step 6: Final answer
x = 147,530.81
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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.