Finding the Fourth Proportional to 144,637.70, 216,076.99 and 93,621.14
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Solution
The fourth proportional to 144,637.70, 216,076.99 and 93,621.14 is: 139,862.38
Step by Step Solution
- Step 1: Write the proportion equation
144,637.70 : 216,076.99 = 93,621.14 : x - Step 2: Convert to fraction form
144,637.70/216,076.99 = 93,621.14/x - Step 3: Cross multiply
144,637.70x = 216,076.99 × 93,621.14 - Step 4: Simplify right side
144,637.70x = 20,229,373,663.46 - Step 5: Solve for x
x = 20,229,373,663.46/144,637.70 - Step 6: Final answer
x = 139,862.38
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.