Finding the Fourth Proportional to 249,247.36, 343,949.36 and 141,807.36
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Solution
The fourth proportional to 249,247.36, 343,949.36 and 141,807.36 is: 195,687.33
Step by Step Solution
- Step 1: Write the proportion equation
249,247.36 : 343,949.36 = 141,807.36 : x - Step 2: Convert to fraction form
249,247.36/343,949.36 = 141,807.36/x - Step 3: Cross multiply
249,247.36x = 343,949.36 × 141,807.36 - Step 4: Simplify right side
249,247.36x = 48,774,550,715.29 - Step 5: Solve for x
x = 48,774,550,715.29/249,247.36 - Step 6: Final answer
x = 195,687.33
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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.