Finding the Fourth Proportional to 358,106.94, 537,120.36 and 91,873.80
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Solution
The fourth proportional to 358,106.94, 537,120.36 and 91,873.80 is: 137,800.43
Step by Step Solution
- Step 1: Write the proportion equation
358,106.94 : 537,120.36 = 91,873.80 : x - Step 2: Convert to fraction form
358,106.94/537,120.36 = 91,873.80/x - Step 3: Cross multiply
358,106.94x = 537,120.36 × 91,873.80 - Step 4: Simplify right side
358,106.94x = 49,347,288,530.57 - Step 5: Solve for x
x = 49,347,288,530.57/358,106.94 - Step 6: Final answer
x = 137,800.43
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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.