Finding the Fourth Proportional to 134,330.95, 201,489.13 and 40,829.41
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Solution
The fourth proportional to 134,330.95, 201,489.13 and 40,829.41 is: 61,241.89
Step by Step Solution
- Step 1: Write the proportion equation
134,330.95 : 201,489.13 = 40,829.41 : x - Step 2: Convert to fraction form
134,330.95/201,489.13 = 40,829.41/x - Step 3: Cross multiply
134,330.95x = 201,489.13 × 40,829.41 - Step 4: Simplify right side
134,330.95x = 8,226,681,291.87 - Step 5: Solve for x
x = 8,226,681,291.87/134,330.95 - Step 6: Final answer
x = 61,241.89
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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.