Finding the Fourth Proportional to 134,677.58, 185,856.36 and 74,250.44
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Solution
The fourth proportional to 134,677.58, 185,856.36 and 74,250.44 is: 102,466.32
Step by Step Solution
- Step 1: Write the proportion equation
134,677.58 : 185,856.36 = 74,250.44 : x - Step 2: Convert to fraction form
134,677.58/185,856.36 = 74,250.44/x - Step 3: Cross multiply
134,677.58x = 185,856.36 × 74,250.44 - Step 4: Simplify right side
134,677.58x = 13,799,916,506.80 - Step 5: Solve for x
x = 13,799,916,506.80/134,677.58 - Step 6: Final answer
x = 102,466.32
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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.