Finding the Fourth Proportional to 153,337.97, 229,934.18 and 53,486.03
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Solution
The fourth proportional to 153,337.97, 229,934.18 and 53,486.03 is: 80,203.65
Step by Step Solution
- Step 1: Write the proportion equation
153,337.97 : 229,934.18 = 53,486.03 : x - Step 2: Convert to fraction form
153,337.97/229,934.18 = 53,486.03/x - Step 3: Cross multiply
153,337.97x = 229,934.18 × 53,486.03 - Step 4: Simplify right side
153,337.97x = 12,298,265,032.40 - Step 5: Solve for x
x = 12,298,265,032.40/153,337.97 - Step 6: Final answer
x = 80,203.65
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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.