Finding the Fourth Proportional to 93,184.14, 139,685.49 and 37,005.78
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Solution
The fourth proportional to 93,184.14, 139,685.49 and 37,005.78 is: 55,472.64
Step by Step Solution
- Step 1: Write the proportion equation
93,184.14 : 139,685.49 = 37,005.78 : x - Step 2: Convert to fraction form
93,184.14/139,685.49 = 37,005.78/x - Step 3: Cross multiply
93,184.14x = 139,685.49 × 37,005.78 - Step 4: Simplify right side
93,184.14x = 5,169,170,512.13 - Step 5: Solve for x
x = 5,169,170,512.13/93,184.14 - Step 6: Final answer
x = 55,472.64
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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.