Finding the Fourth Proportional to 239,462.01, 330,432.30 and 132,025.68
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Solution
The fourth proportional to 239,462.01, 330,432.30 and 132,025.68 is: 182,181.50
Step by Step Solution
- Step 1: Write the proportion equation
239,462.01 : 330,432.30 = 132,025.68 : x - Step 2: Convert to fraction form
239,462.01/330,432.30 = 132,025.68/x - Step 3: Cross multiply
239,462.01x = 330,432.30 × 132,025.68 - Step 4: Simplify right side
239,462.01x = 43,625,549,101.46 - Step 5: Solve for x
x = 43,625,549,101.46/239,462.01 - Step 6: Final answer
x = 182,181.50
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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.