Finding the Fourth Proportional to 92,507.30, 138,761.63 and 22,386.62
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Solution
The fourth proportional to 92,507.30, 138,761.63 and 22,386.62 is: 33,580.09
Step by Step Solution
- Step 1: Write the proportion equation
92,507.30 : 138,761.63 = 22,386.62 : x - Step 2: Convert to fraction form
92,507.30/138,761.63 = 22,386.62/x - Step 3: Cross multiply
92,507.30x = 138,761.63 × 22,386.62 - Step 4: Simplify right side
92,507.30x = 3,106,403,075.65 - Step 5: Solve for x
x = 3,106,403,075.65/92,507.30 - Step 6: Final answer
x = 33,580.09
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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.