Finding the Fourth Proportional to 70,859.80, 102,024.99 and 70,859.80
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Solution
The fourth proportional to 70,859.80, 102,024.99 and 70,859.80 is: 102,024.99
Step by Step Solution
- Step 1: Write the proportion equation
70,859.80 : 102,024.99 = 70,859.80 : x - Step 2: Convert to fraction form
70,859.80/102,024.99 = 70,859.80/x - Step 3: Cross multiply
70,859.80x = 102,024.99 × 70,859.80 - Step 4: Simplify right side
70,859.80x = 7,229,470,386.40 - Step 5: Solve for x
x = 7,229,470,386.40/70,859.80 - Step 6: Final answer
x = 102,024.99
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Why These Related Problems?
These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.