Finding the Fourth Proportional to 152,774.16, 229,134.82 and 40,455.99
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Solution
The fourth proportional to 152,774.16, 229,134.82 and 40,455.99 is: 60,676.99
Step by Step Solution
- Step 1: Write the proportion equation
152,774.16 : 229,134.82 = 40,455.99 : x - Step 2: Convert to fraction form
152,774.16/229,134.82 = 40,455.99/x - Step 3: Cross multiply
152,774.16x = 229,134.82 × 40,455.99 - Step 4: Simplify right side
152,774.16x = 9,269,875,986.57 - Step 5: Solve for x
x = 9,269,875,986.57/152,774.16 - Step 6: Final answer
x = 60,676.99
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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.