Finding the Fourth Proportional to 83,541.09, 125,261.59 and 26,590.39
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Solution
The fourth proportional to 83,541.09, 125,261.59 and 26,590.39 is: 39,869.66
Step by Step Solution
- Step 1: Write the proportion equation
83,541.09 : 125,261.59 = 26,590.39 : x - Step 2: Convert to fraction form
83,541.09/125,261.59 = 26,590.39/x - Step 3: Cross multiply
83,541.09x = 125,261.59 × 26,590.39 - Step 4: Simplify right side
83,541.09x = 3,330,754,635.31 - Step 5: Solve for x
x = 3,330,754,635.31/83,541.09 - Step 6: Final answer
x = 39,869.66
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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.