Finding the Fourth Proportional to 230,813.70, 346,220.55 and 125,837.70
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Solution
The fourth proportional to 230,813.70, 346,220.55 and 125,837.70 is: 188,756.55
Step by Step Solution
- Step 1: Write the proportion equation
230,813.70 : 346,220.55 = 125,837.70 : x - Step 2: Convert to fraction form
230,813.70/346,220.55 = 125,837.70/x - Step 3: Cross multiply
230,813.70x = 346,220.55 × 125,837.70 - Step 4: Simplify right side
230,813.70x = 43,567,597,704.74 - Step 5: Solve for x
x = 43,567,597,704.74/230,813.70 - Step 6: Final answer
x = 188,756.55
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1.5x scale
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.