Finding the Fourth Proportional to 101,364.65, 151,899.36 and 48,712.63
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Solution
The fourth proportional to 101,364.65, 151,899.36 and 48,712.63 is: 72,998.00
Step by Step Solution
- Step 1: Write the proportion equation
101,364.65 : 151,899.36 = 48,712.63 : x - Step 2: Convert to fraction form
101,364.65/151,899.36 = 48,712.63/x - Step 3: Cross multiply
101,364.65x = 151,899.36 × 48,712.63 - Step 4: Simplify right side
101,364.65x = 7,399,417,043.31 - Step 5: Solve for x
x = 7,399,417,043.31/101,364.65 - Step 6: Final answer
x = 72,998.00
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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.