Finding the Fourth Proportional to 117,370.01, 176,010.80 and 42,471.63
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Solution
The fourth proportional to 117,370.01, 176,010.80 and 42,471.63 is: 63,691.45
Step by Step Solution
- Step 1: Write the proportion equation
117,370.01 : 176,010.80 = 42,471.63 : x - Step 2: Convert to fraction form
117,370.01/176,010.80 = 42,471.63/x - Step 3: Cross multiply
117,370.01x = 176,010.80 × 42,471.63 - Step 4: Simplify right side
117,370.01x = 7,475,465,361.25 - Step 5: Solve for x
x = 7,475,465,361.25/117,370.01 - Step 6: Final answer
x = 63,691.45
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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.