Finding the Fourth Proportional to 75,175.66, 112,681.98 and 37,645.26
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Solution
The fourth proportional to 75,175.66, 112,681.98 and 37,645.26 is: 56,427.07
Step by Step Solution
- Step 1: Write the proportion equation
75,175.66 : 112,681.98 = 37,645.26 : x - Step 2: Convert to fraction form
75,175.66/112,681.98 = 37,645.26/x - Step 3: Cross multiply
75,175.66x = 112,681.98 × 37,645.26 - Step 4: Simplify right side
75,175.66x = 4,241,942,434.41 - Step 5: Solve for x
x = 4,241,942,434.41/75,175.66 - Step 6: Final answer
x = 56,427.07
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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.