Finding the Fourth Proportional to 101,626.18, 152,427.39 and 40,833.99
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Solution
The fourth proportional to 101,626.18, 152,427.39 and 40,833.99 is: 61,246.21
Step by Step Solution
- Step 1: Write the proportion equation
101,626.18 : 152,427.39 = 40,833.99 : x - Step 2: Convert to fraction form
101,626.18/152,427.39 = 40,833.99/x - Step 3: Cross multiply
101,626.18x = 152,427.39 × 40,833.99 - Step 4: Simplify right side
101,626.18x = 6,224,218,518.99 - Step 5: Solve for x
x = 6,224,218,518.99/101,626.18 - Step 6: Final answer
x = 61,246.21
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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.