Finding the Fourth Proportional to 167,690.02, 251,461.21 and 88,785.79
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Solution
The fourth proportional to 167,690.02, 251,461.21 and 88,785.79 is: 133,139.60
Step by Step Solution
- Step 1: Write the proportion equation
167,690.02 : 251,461.21 = 88,785.79 : x - Step 2: Convert to fraction form
167,690.02/251,461.21 = 88,785.79/x - Step 3: Cross multiply
167,690.02x = 251,461.21 × 88,785.79 - Step 4: Simplify right side
167,690.02x = 22,326,182,184.21 - Step 5: Solve for x
x = 22,326,182,184.21/167,690.02 - Step 6: Final answer
x = 133,139.60
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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.