Finding the Fourth Proportional to 202,358.79, 303,551.30 and 67,417.09
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Solution
The fourth proportional to 202,358.79, 303,551.30 and 67,417.09 is: 101,130.00
Step by Step Solution
- Step 1: Write the proportion equation
202,358.79 : 303,551.30 = 67,417.09 : x - Step 2: Convert to fraction form
202,358.79/303,551.30 = 67,417.09/x - Step 3: Cross multiply
202,358.79x = 303,551.30 × 67,417.09 - Step 4: Simplify right side
202,358.79x = 20,464,544,721.38 - Step 5: Solve for x
x = 20,464,544,721.38/202,358.79 - Step 6: Final answer
x = 101,130.00
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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.