Finding the Fourth Proportional to 113,457.63, 170,291.52 and 57,337.23
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Solution
The fourth proportional to 113,457.63, 170,291.52 and 57,337.23 is: 86,058.95
Step by Step Solution
- Step 1: Write the proportion equation
113,457.63 : 170,291.52 = 57,337.23 : x - Step 2: Convert to fraction form
113,457.63/170,291.52 = 57,337.23/x - Step 3: Cross multiply
113,457.63x = 170,291.52 × 57,337.23 - Step 4: Simplify right side
113,457.63x = 9,764,044,049.29 - Step 5: Solve for x
x = 9,764,044,049.29/113,457.63 - Step 6: Final answer
x = 86,058.95
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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.