Finding the Fourth Proportional to 106,347.98, 146,759.00 and 60,407.31
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Solution
The fourth proportional to 106,347.98, 146,759.00 and 60,407.31 is: 83,361.39
Step by Step Solution
- Step 1: Write the proportion equation
106,347.98 : 146,759.00 = 60,407.31 : x - Step 2: Convert to fraction form
106,347.98/146,759.00 = 60,407.31/x - Step 3: Cross multiply
106,347.98x = 146,759.00 × 60,407.31 - Step 4: Simplify right side
106,347.98x = 8,865,316,106.25 - Step 5: Solve for x
x = 8,865,316,106.25/106,347.98 - Step 6: Final answer
x = 83,361.39
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.