Finding the Fourth Proportional to 125,718.72, 188,551.52 and 36,948.08
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Solution
The fourth proportional to 125,718.72, 188,551.52 and 36,948.08 is: 55,414.31
Step by Step Solution
- Step 1: Write the proportion equation
125,718.72 : 188,551.52 = 36,948.08 : x - Step 2: Convert to fraction form
125,718.72/188,551.52 = 36,948.08/x - Step 3: Cross multiply
125,718.72x = 188,551.52 × 36,948.08 - Step 4: Simplify right side
125,718.72x = 6,966,616,645.08 - Step 5: Solve for x
x = 6,966,616,645.08/125,718.72 - Step 6: Final answer
x = 55,414.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.