Finding the Fourth Proportional to 97,596.95, 134,668.89 and 55,139.99
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Solution
The fourth proportional to 97,596.95, 134,668.89 and 55,139.99 is: 76,084.76
Step by Step Solution
- Step 1: Write the proportion equation
97,596.95 : 134,668.89 = 55,139.99 : x - Step 2: Convert to fraction form
97,596.95/134,668.89 = 55,139.99/x - Step 3: Cross multiply
97,596.95x = 134,668.89 × 55,139.99 - Step 4: Simplify right side
97,596.95x = 7,425,640,574.57 - Step 5: Solve for x
x = 7,425,640,574.57/97,596.95 - Step 6: Final answer
x = 76,084.76
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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.