Finding the Fourth Proportional to 221,246.24, 331,869.56 and 94,804.43
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Solution
The fourth proportional to 221,246.24, 331,869.56 and 94,804.43 is: 142,206.72
Step by Step Solution
- Step 1: Write the proportion equation
221,246.24 : 331,869.56 = 94,804.43 : x - Step 2: Convert to fraction form
221,246.24/331,869.56 = 94,804.43/x - Step 3: Cross multiply
221,246.24x = 331,869.56 × 94,804.43 - Step 4: Simplify right side
221,246.24x = 31,462,702,336.78 - Step 5: Solve for x
x = 31,462,702,336.78/221,246.24 - Step 6: Final answer
x = 142,206.72
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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.