Finding the Fourth Proportional to 88,573.97, 122,193.50 and 56,291.29
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Solution
The fourth proportional to 88,573.97, 122,193.50 and 56,291.29 is: 77,657.46
Step by Step Solution
- Step 1: Write the proportion equation
88,573.97 : 122,193.50 = 56,291.29 : x - Step 2: Convert to fraction form
88,573.97/122,193.50 = 56,291.29/x - Step 3: Cross multiply
88,573.97x = 122,193.50 × 56,291.29 - Step 4: Simplify right side
88,573.97x = 6,878,430,038.09 - Step 5: Solve for x
x = 6,878,430,038.09/88,573.97 - Step 6: Final answer
x = 77,657.46
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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.