Finding the Fourth Proportional to 177,775.76, 245,357.71 and 101,294.55
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Solution
The fourth proportional to 177,775.76, 245,357.71 and 101,294.55 is: 139,801.95
Step by Step Solution
- Step 1: Write the proportion equation
177,775.76 : 245,357.71 = 101,294.55 : x - Step 2: Convert to fraction form
177,775.76/245,357.71 = 101,294.55/x - Step 3: Cross multiply
177,775.76x = 245,357.71 × 101,294.55 - Step 4: Simplify right side
177,775.76x = 24,853,398,570.24 - Step 5: Solve for x
x = 24,853,398,570.24/177,775.76 - Step 6: Final answer
x = 139,801.95
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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.