Finding the Fourth Proportional to 83,885.56, 125,803.62 and 24,719.92
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Solution
The fourth proportional to 83,885.56, 125,803.62 and 24,719.92 is: 37,072.60
Step by Step Solution
- Step 1: Write the proportion equation
83,885.56 : 125,803.62 = 24,719.92 : x - Step 2: Convert to fraction form
83,885.56/125,803.62 = 24,719.92/x - Step 3: Cross multiply
83,885.56x = 125,803.62 × 24,719.92 - Step 4: Simplify right side
83,885.56x = 3,109,855,422.11 - Step 5: Solve for x
x = 3,109,855,422.11/83,885.56 - Step 6: Final answer
x = 37,072.60
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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.