Finding the Fourth Proportional to 104,953.16, 157,351.98 and 63,390.44
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Solution
The fourth proportional to 104,953.16, 157,351.98 and 63,390.44 is: 95,038.69
Step by Step Solution
- Step 1: Write the proportion equation
104,953.16 : 157,351.98 = 63,390.44 : x - Step 2: Convert to fraction form
104,953.16/157,351.98 = 63,390.44/x - Step 3: Cross multiply
104,953.16x = 157,351.98 × 63,390.44 - Step 4: Simplify right side
104,953.16x = 9,974,611,247.07 - Step 5: Solve for x
x = 9,974,611,247.07/104,953.16 - Step 6: Final answer
x = 95,038.69
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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.