Finding the Fourth Proportional to 255,674.97, 383,567.81 and 97,903.42
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Solution
The fourth proportional to 255,674.97, 383,567.81 and 97,903.42 is: 146,876.33
Step by Step Solution
- Step 1: Write the proportion equation
255,674.97 : 383,567.81 = 97,903.42 : x - Step 2: Convert to fraction form
255,674.97/383,567.81 = 97,903.42/x - Step 3: Cross multiply
255,674.97x = 383,567.81 × 97,903.42 - Step 4: Simplify right side
255,674.97x = 37,552,600,400.91 - Step 5: Solve for x
x = 37,552,600,400.91/255,674.97 - Step 6: Final answer
x = 146,876.33
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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.