Finding the Fourth Proportional to 92,925.14, 139,338.30 and 36,762.98
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Solution
The fourth proportional to 92,925.14, 139,338.30 and 36,762.98 is: 55,124.92
Step by Step Solution
- Step 1: Write the proportion equation
92,925.14 : 139,338.30 = 36,762.98 : x - Step 2: Convert to fraction form
92,925.14/139,338.30 = 36,762.98/x - Step 3: Cross multiply
92,925.14x = 139,338.30 × 36,762.98 - Step 4: Simplify right side
92,925.14x = 5,122,491,136.13 - Step 5: Solve for x
x = 5,122,491,136.13/92,925.14 - Step 6: Final answer
x = 55,124.92
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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.