Finding the Fourth Proportional to 110,246.68, 152,140.08 and 67,226.20
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Solution
The fourth proportional to 110,246.68, 152,140.08 and 67,226.20 is: 92,771.95
Step by Step Solution
- Step 1: Write the proportion equation
110,246.68 : 152,140.08 = 67,226.20 : x - Step 2: Convert to fraction form
110,246.68/152,140.08 = 67,226.20/x - Step 3: Cross multiply
110,246.68x = 152,140.08 × 67,226.20 - Step 4: Simplify right side
110,246.68x = 10,227,799,446.10 - Step 5: Solve for x
x = 10,227,799,446.10/110,246.68 - Step 6: Final answer
x = 92,771.95
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.