Finding the Fourth Proportional to 342,103.95, 513,228.37 and 102,236.53
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Solution
The fourth proportional to 342,103.95, 513,228.37 and 102,236.53 is: 153,376.44
Step by Step Solution
- Step 1: Write the proportion equation
342,103.95 : 513,228.37 = 102,236.53 : x - Step 2: Convert to fraction form
342,103.95/513,228.37 = 102,236.53/x - Step 3: Cross multiply
342,103.95x = 513,228.37 × 102,236.53 - Step 4: Simplify right side
342,103.95x = 52,470,685,080.21 - Step 5: Solve for x
x = 52,470,685,080.21/342,103.95 - Step 6: Final answer
x = 153,376.44
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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.