Finding the Fourth Proportional to 146,281.26, 219,242.35 and 83,154.26
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Solution
The fourth proportional to 146,281.26, 219,242.35 and 83,154.26 is: 124,629.33
Step by Step Solution
- Step 1: Write the proportion equation
146,281.26 : 219,242.35 = 83,154.26 : x - Step 2: Convert to fraction form
146,281.26/219,242.35 = 83,154.26/x - Step 3: Cross multiply
146,281.26x = 219,242.35 × 83,154.26 - Step 4: Simplify right side
146,281.26x = 18,230,935,374.91 - Step 5: Solve for x
x = 18,230,935,374.91/146,281.26 - Step 6: Final answer
x = 124,629.33
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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.