Finding the Fourth Proportional to 134,656.84, 201,923.18 and 39,853.13
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Solution
The fourth proportional to 134,656.84, 201,923.18 and 39,853.13 is: 59,761.32
Step by Step Solution
- Step 1: Write the proportion equation
134,656.84 : 201,923.18 = 39,853.13 : x - Step 2: Convert to fraction form
134,656.84/201,923.18 = 39,853.13/x - Step 3: Cross multiply
134,656.84x = 201,923.18 × 39,853.13 - Step 4: Simplify right side
134,656.84x = 8,047,270,742.55 - Step 5: Solve for x
x = 8,047,270,742.55/134,656.84 - Step 6: Final answer
x = 59,761.32
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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.