Finding the Fourth Proportional to 134,669.62, 202,447.35 and 124,926.54
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Solution
The fourth proportional to 134,669.62, 202,447.35 and 124,926.54 is: 187,800.69
Step by Step Solution
- Step 1: Write the proportion equation
134,669.62 : 202,447.35 = 124,926.54 : x - Step 2: Convert to fraction form
134,669.62/202,447.35 = 124,926.54/x - Step 3: Cross multiply
134,669.62x = 202,447.35 × 124,926.54 - Step 4: Simplify right side
134,669.62x = 25,291,046,967.67 - Step 5: Solve for x
x = 25,291,046,967.67/134,669.62 - Step 6: Final answer
x = 187,800.69
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1.5x scale
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.