Finding the Fourth Proportional to 187,124.95, 258,247.74 and 106,577.74
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Solution
The fourth proportional to 187,124.95, 258,247.74 and 106,577.74 is: 147,086.00
Step by Step Solution
- Step 1: Write the proportion equation
187,124.95 : 258,247.74 = 106,577.74 : x - Step 2: Convert to fraction form
187,124.95/258,247.74 = 106,577.74/x - Step 3: Cross multiply
187,124.95x = 258,247.74 × 106,577.74 - Step 4: Simplify right side
187,124.95x = 27,523,460,489.31 - Step 5: Solve for x
x = 27,523,460,489.31/187,124.95 - Step 6: Final answer
x = 147,086.00
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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.