Finding the Fourth Proportional to 153,267.09, 229,698.18 and 117,591.95
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Solution
The fourth proportional to 153,267.09, 229,698.18 and 117,591.95 is: 176,232.60
Step by Step Solution
- Step 1: Write the proportion equation
153,267.09 : 229,698.18 = 117,591.95 : x - Step 2: Convert to fraction form
153,267.09/229,698.18 = 117,591.95/x - Step 3: Cross multiply
153,267.09x = 229,698.18 × 117,591.95 - Step 4: Simplify right side
153,267.09x = 27,010,657,471.90 - Step 5: Solve for x
x = 27,010,657,471.90/153,267.09 - Step 6: Final answer
x = 176,232.60
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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.