Finding the Fourth Proportional to 235,670.01, 353,560.37 and 77,898.46
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Solution
The fourth proportional to 235,670.01, 353,560.37 and 77,898.46 is: 116,865.99
Step by Step Solution
- Step 1: Write the proportion equation
235,670.01 : 353,560.37 = 77,898.46 : x - Step 2: Convert to fraction form
235,670.01/353,560.37 = 77,898.46/x - Step 3: Cross multiply
235,670.01x = 353,560.37 × 77,898.46 - Step 4: Simplify right side
235,670.01x = 27,541,808,340.03 - Step 5: Solve for x
x = 27,541,808,340.03/235,670.01 - Step 6: Final answer
x = 116,865.99
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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.