Finding the Fourth Proportional to 220,209.19, 303,888.98 and 119,607.19
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Solution
The fourth proportional to 220,209.19, 303,888.98 and 119,607.19 is: 165,058.08
Step by Step Solution
- Step 1: Write the proportion equation
220,209.19 : 303,888.98 = 119,607.19 : x - Step 2: Convert to fraction form
220,209.19/303,888.98 = 119,607.19/x - Step 3: Cross multiply
220,209.19x = 303,888.98 × 119,607.19 - Step 4: Simplify right side
220,209.19x = 36,347,306,509.06 - Step 5: Solve for x
x = 36,347,306,509.06/220,209.19 - Step 6: Final answer
x = 165,058.08
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1.5x scale
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.