Finding the Fourth Proportional to 133,639.67, 200,246.28 and 97,935.53
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Solution
The fourth proportional to 133,639.67, 200,246.28 and 97,935.53 is: 146,747.03
Step by Step Solution
- Step 1: Write the proportion equation
133,639.67 : 200,246.28 = 97,935.53 : x - Step 2: Convert to fraction form
133,639.67/200,246.28 = 97,935.53/x - Step 3: Cross multiply
133,639.67x = 200,246.28 × 97,935.53 - Step 4: Simplify right side
133,639.67x = 19,611,225,320.22 - Step 5: Solve for x
x = 19,611,225,320.22/133,639.67 - Step 6: Final answer
x = 146,747.03
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1.5x scale
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.