Finding the Fourth Proportional to 127,675.23, 191,525.55 and 48,855.75
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Solution
The fourth proportional to 127,675.23, 191,525.55 and 48,855.75 is: 73,288.49
Step by Step Solution
- Step 1: Write the proportion equation
127,675.23 : 191,525.55 = 48,855.75 : x - Step 2: Convert to fraction form
127,675.23/191,525.55 = 48,855.75/x - Step 3: Cross multiply
127,675.23x = 191,525.55 × 48,855.75 - Step 4: Simplify right side
127,675.23x = 9,357,124,389.41 - Step 5: Solve for x
x = 9,357,124,389.41/127,675.23 - Step 6: Final answer
x = 73,288.49
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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.