Finding the Fourth Proportional to 150,317.23, 207,430.35 and 82,334.50
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Solution
The fourth proportional to 150,317.23, 207,430.35 and 82,334.50 is: 113,617.54
Step by Step Solution
- Step 1: Write the proportion equation
150,317.23 : 207,430.35 = 82,334.50 : x - Step 2: Convert to fraction form
150,317.23/207,430.35 = 82,334.50/x - Step 3: Cross multiply
150,317.23x = 207,430.35 × 82,334.50 - Step 4: Simplify right side
150,317.23x = 17,078,674,152.08 - Step 5: Solve for x
x = 17,078,674,152.08/150,317.23 - Step 6: Final answer
x = 113,617.54
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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.