Finding the Fourth Proportional to 160,373.65, 221,322.59 and 88,753.70
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Solution
The fourth proportional to 160,373.65, 221,322.59 and 88,753.70 is: 122,483.95
Step by Step Solution
- Step 1: Write the proportion equation
160,373.65 : 221,322.59 = 88,753.70 : x - Step 2: Convert to fraction form
160,373.65/221,322.59 = 88,753.70/x - Step 3: Cross multiply
160,373.65x = 221,322.59 × 88,753.70 - Step 4: Simplify right side
160,373.65x = 19,643,198,756.08 - Step 5: Solve for x
x = 19,643,198,756.08/160,373.65 - Step 6: Final answer
x = 122,483.95
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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.