Finding the Fourth Proportional to 108,200.67, 149,312.13 and 60,452.99
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Solution
The fourth proportional to 108,200.67, 149,312.13 and 60,452.99 is: 83,422.45
Step by Step Solution
- Step 1: Write the proportion equation
108,200.67 : 149,312.13 = 60,452.99 : x - Step 2: Convert to fraction form
108,200.67/149,312.13 = 60,452.99/x - Step 3: Cross multiply
108,200.67x = 149,312.13 × 60,452.99 - Step 4: Simplify right side
108,200.67x = 9,026,364,848.35 - Step 5: Solve for x
x = 9,026,364,848.35/108,200.67 - Step 6: Final answer
x = 83,422.45
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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.