Finding the Fourth Proportional to 149,739.44, 224,641.44 and 43,122.68
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Solution
The fourth proportional to 149,739.44, 224,641.44 and 43,122.68 is: 64,693.32
Step by Step Solution
- Step 1: Write the proportion equation
149,739.44 : 224,641.44 = 43,122.68 : x - Step 2: Convert to fraction form
149,739.44/224,641.44 = 43,122.68/x - Step 3: Cross multiply
149,739.44x = 224,641.44 × 43,122.68 - Step 4: Simplify right side
149,739.44x = 9,687,140,931.86 - Step 5: Solve for x
x = 9,687,140,931.86/149,739.44 - Step 6: Final answer
x = 64,693.32
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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.