Finding the Fourth Proportional to 86,360.66, 119,177.95 and 50,069.14
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Solution
The fourth proportional to 86,360.66, 119,177.95 and 50,069.14 is: 69,095.55
Step by Step Solution
- Step 1: Write the proportion equation
86,360.66 : 119,177.95 = 50,069.14 : x - Step 2: Convert to fraction form
86,360.66/119,177.95 = 50,069.14/x - Step 3: Cross multiply
86,360.66x = 119,177.95 × 50,069.14 - Step 4: Simplify right side
86,360.66x = 5,967,137,134.22 - Step 5: Solve for x
x = 5,967,137,134.22/86,360.66 - Step 6: Final answer
x = 69,095.55
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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.