Finding the Fourth Proportional to 236,395.50, 326,181.18 and 140,911.08
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Solution
The fourth proportional to 236,395.50, 326,181.18 and 140,911.08 is: 194,430.70
Step by Step Solution
- Step 1: Write the proportion equation
236,395.50 : 326,181.18 = 140,911.08 : x - Step 2: Convert to fraction form
236,395.50/326,181.18 = 140,911.08/x - Step 3: Cross multiply
236,395.50x = 326,181.18 × 140,911.08 - Step 4: Simplify right side
236,395.50x = 45,962,542,349.47 - Step 5: Solve for x
x = 45,962,542,349.47/236,395.50 - Step 6: Final answer
x = 194,430.70
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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.