Finding the Fourth Proportional to 134,378.04, 201,559.77 and 40,876.50
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Solution
The fourth proportional to 134,378.04, 201,559.77 and 40,876.50 is: 61,312.53
Step by Step Solution
- Step 1: Write the proportion equation
134,378.04 : 201,559.77 = 40,876.50 : x - Step 2: Convert to fraction form
134,378.04/201,559.77 = 40,876.50/x - Step 3: Cross multiply
134,378.04x = 201,559.77 × 40,876.50 - Step 4: Simplify right side
134,378.04x = 8,239,057,938.41 - Step 5: Solve for x
x = 8,239,057,938.41/134,378.04 - Step 6: Final answer
x = 61,312.53
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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.