Finding the Fourth Proportional to 215,347.40, 297,176.44 and 119,854.08
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Solution
The fourth proportional to 215,347.40, 297,176.44 and 119,854.08 is: 165,396.98
Step by Step Solution
- Step 1: Write the proportion equation
215,347.40 : 297,176.44 = 119,854.08 : x - Step 2: Convert to fraction form
215,347.40/297,176.44 = 119,854.08/x - Step 3: Cross multiply
215,347.40x = 297,176.44 × 119,854.08 - Step 4: Simplify right side
215,347.40x = 35,617,808,813.88 - Step 5: Solve for x
x = 35,617,808,813.88/215,347.40 - Step 6: Final answer
x = 165,396.98
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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.