Finding the Fourth Proportional to 83,022.98, 124,552.70 and 26,868.80
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Solution
The fourth proportional to 83,022.98, 124,552.70 and 26,868.80 is: 40,309.09
Step by Step Solution
- Step 1: Write the proportion equation
83,022.98 : 124,552.70 = 26,868.80 : x - Step 2: Convert to fraction form
83,022.98/124,552.70 = 26,868.80/x - Step 3: Cross multiply
83,022.98x = 124,552.70 × 26,868.80 - Step 4: Simplify right side
83,022.98x = 3,346,580,828.65 - Step 5: Solve for x
x = 3,346,580,828.65/83,022.98 - Step 6: Final answer
x = 40,309.09
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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.