Finding the Fourth Proportional to 219,903.04, 303,445.11 and 124,391.08
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Solution
The fourth proportional to 219,903.04, 303,445.11 and 124,391.08 is: 171,647.76
Step by Step Solution
- Step 1: Write the proportion equation
219,903.04 : 303,445.11 = 124,391.08 : x - Step 2: Convert to fraction form
219,903.04/303,445.11 = 124,391.08/x - Step 3: Cross multiply
219,903.04x = 303,445.11 × 124,391.08 - Step 4: Simplify right side
219,903.04x = 37,745,864,953.62 - Step 5: Solve for x
x = 37,745,864,953.62/219,903.04 - Step 6: Final answer
x = 171,647.76
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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.