Finding the Fourth Proportional to 120,277.88, 165,792.26 and 94,743.80
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Solution
The fourth proportional to 120,277.88, 165,792.26 and 94,743.80 is: 130,595.82
Step by Step Solution
- Step 1: Write the proportion equation
120,277.88 : 165,792.26 = 94,743.80 : x - Step 2: Convert to fraction form
120,277.88/165,792.26 = 94,743.80/x - Step 3: Cross multiply
120,277.88x = 165,792.26 × 94,743.80 - Step 4: Simplify right side
120,277.88x = 15,707,787,420.31 - Step 5: Solve for x
x = 15,707,787,420.31/120,277.88 - Step 6: Final answer
x = 130,595.82
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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.