Finding the Fourth Proportional to 202,263.61, 279,130.48 and 110,387.92
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Solution
The fourth proportional to 202,263.61, 279,130.48 and 110,387.92 is: 152,338.99
Step by Step Solution
- Step 1: Write the proportion equation
202,263.61 : 279,130.48 = 110,387.92 : x - Step 2: Convert to fraction form
202,263.61/279,130.48 = 110,387.92/x - Step 3: Cross multiply
202,263.61x = 279,130.48 × 110,387.92 - Step 4: Simplify right side
202,263.61x = 30,812,633,582.70 - Step 5: Solve for x
x = 30,812,633,582.70/202,263.61 - Step 6: Final answer
x = 152,338.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.