Finding the Fourth Proportional to 113,562.95, 170,086.14 and 88,058.05
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Solution
The fourth proportional to 113,562.95, 170,086.14 and 88,058.05 is: 131,886.80
Step by Step Solution
- Step 1: Write the proportion equation
113,562.95 : 170,086.14 = 88,058.05 : x - Step 2: Convert to fraction form
113,562.95/170,086.14 = 88,058.05/x - Step 3: Cross multiply
113,562.95x = 170,086.14 × 88,058.05 - Step 4: Simplify right side
113,562.95x = 14,977,454,040.57 - Step 5: Solve for x
x = 14,977,454,040.57/113,562.95 - Step 6: Final answer
x = 131,886.80
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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.