Finding the Fourth Proportional to 105,230.19, 157,844.83 and 26,344.19
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Solution
The fourth proportional to 105,230.19, 157,844.83 and 26,344.19 is: 39,516.17
Step by Step Solution
- Step 1: Write the proportion equation
105,230.19 : 157,844.83 = 26,344.19 : x - Step 2: Convert to fraction form
105,230.19/157,844.83 = 26,344.19/x - Step 3: Cross multiply
105,230.19x = 157,844.83 × 26,344.19 - Step 4: Simplify right side
105,230.19x = 4,158,294,192.04 - Step 5: Solve for x
x = 4,158,294,192.04/105,230.19 - Step 6: Final answer
x = 39,516.17
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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.