Finding the Fourth Proportional to 92,783.18, 139,106.68 and 29,566.94
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Solution
The fourth proportional to 92,783.18, 139,106.68 and 29,566.94 is: 44,328.70
Step by Step Solution
- Step 1: Write the proportion equation
92,783.18 : 139,106.68 = 29,566.94 : x - Step 2: Convert to fraction form
92,783.18/139,106.68 = 29,566.94/x - Step 3: Cross multiply
92,783.18x = 139,106.68 × 29,566.94 - Step 4: Simplify right side
92,783.18x = 4,112,958,091.71 - Step 5: Solve for x
x = 4,112,958,091.71/92,783.18 - Step 6: Final answer
x = 44,328.70
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1.5x scale
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.