Finding the Fourth Proportional to 163,335.88, 245,029.79 and 56,752.44
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Solution
The fourth proportional to 163,335.88, 245,029.79 and 56,752.44 is: 85,137.68
Step by Step Solution
- Step 1: Write the proportion equation
163,335.88 : 245,029.79 = 56,752.44 : x - Step 2: Convert to fraction form
163,335.88/245,029.79 = 56,752.44/x - Step 3: Cross multiply
163,335.88x = 245,029.79 × 56,752.44 - Step 4: Simplify right side
163,335.88x = 13,906,038,455.19 - Step 5: Solve for x
x = 13,906,038,455.19/163,335.88 - Step 6: Final answer
x = 85,137.68
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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.