Finding the Fourth Proportional to 216,246.99, 298,419.65 and 119,457.48
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Solution
The fourth proportional to 216,246.99, 298,419.65 and 119,457.48 is: 164,850.67
Step by Step Solution
- Step 1: Write the proportion equation
216,246.99 : 298,419.65 = 119,457.48 : x - Step 2: Convert to fraction form
216,246.99/298,419.65 = 119,457.48/x - Step 3: Cross multiply
216,246.99x = 298,419.65 × 119,457.48 - Step 4: Simplify right side
216,246.99x = 35,648,460,341.23 - Step 5: Solve for x
x = 35,648,460,341.23/216,246.99 - Step 6: Final answer
x = 164,850.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.