Finding the Fourth Proportional to 84,432.59, 126,523.55 and 46,941.09
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Solution
The fourth proportional to 84,432.59, 126,523.55 and 46,941.09 is: 70,341.95
Step by Step Solution
- Step 1: Write the proportion equation
84,432.59 : 126,523.55 = 46,941.09 : x - Step 2: Convert to fraction form
84,432.59/126,523.55 = 46,941.09/x - Step 3: Cross multiply
84,432.59x = 126,523.55 × 46,941.09 - Step 4: Simplify right side
84,432.59x = 5,939,153,347.67 - Step 5: Solve for x
x = 5,939,153,347.67/84,432.59 - Step 6: Final answer
x = 70,341.95
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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.