Finding the Fourth Proportional to 130,214.64, 195,268.50 and 41,444.31
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Solution
The fourth proportional to 130,214.64, 195,268.50 and 41,444.31 is: 62,149.45
Step by Step Solution
- Step 1: Write the proportion equation
130,214.64 : 195,268.50 = 41,444.31 : x - Step 2: Convert to fraction form
130,214.64/195,268.50 = 41,444.31/x - Step 3: Cross multiply
130,214.64x = 195,268.50 × 41,444.31 - Step 4: Simplify right side
130,214.64x = 8,092,768,247.24 - Step 5: Solve for x
x = 8,092,768,247.24/130,214.64 - Step 6: Final answer
x = 62,149.45
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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.