Finding the Fourth Proportional to 133,259.23, 199,944.24 and 58,340.80
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Solution
The fourth proportional to 133,259.23, 199,944.24 and 58,340.80 is: 87,535.45
Step by Step Solution
- Step 1: Write the proportion equation
133,259.23 : 199,944.24 = 58,340.80 : x - Step 2: Convert to fraction form
133,259.23/199,944.24 = 58,340.80/x - Step 3: Cross multiply
133,259.23x = 199,944.24 × 58,340.80 - Step 4: Simplify right side
133,259.23x = 11,664,906,916.99 - Step 5: Solve for x
x = 11,664,906,916.99/133,259.23 - Step 6: Final answer
x = 87,535.45
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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.