Finding the Fourth Proportional to 192,903.71, 289,541.93 and 93,133.98
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Solution
The fourth proportional to 192,903.71, 289,541.93 and 93,133.98 is: 139,790.95
Step by Step Solution
- Step 1: Write the proportion equation
192,903.71 : 289,541.93 = 93,133.98 : x - Step 2: Convert to fraction form
192,903.71/289,541.93 = 93,133.98/x - Step 3: Cross multiply
192,903.71x = 289,541.93 × 93,133.98 - Step 4: Simplify right side
192,903.71x = 26,966,191,852.11 - Step 5: Solve for x
x = 26,966,191,852.11/192,903.71 - Step 6: Final answer
x = 139,790.95
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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.