Finding the Fourth Proportional to 202,488.70, 303,733.05 and 97,282.30
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Solution
The fourth proportional to 202,488.70, 303,733.05 and 97,282.30 is: 145,923.45
Step by Step Solution
- Step 1: Write the proportion equation
202,488.70 : 303,733.05 = 97,282.30 : x - Step 2: Convert to fraction form
202,488.70/303,733.05 = 97,282.30/x - Step 3: Cross multiply
202,488.70x = 303,733.05 × 97,282.30 - Step 4: Simplify right side
202,488.70x = 29,547,849,690.02 - Step 5: Solve for x
x = 29,547,849,690.02/202,488.70 - Step 6: Final answer
x = 145,923.45
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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.