Finding the Fourth Proportional to 130,079.93, 195,119.91 and 36,585.68
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Solution
The fourth proportional to 130,079.93, 195,119.91 and 36,585.68 is: 54,878.52
Step by Step Solution
- Step 1: Write the proportion equation
130,079.93 : 195,119.91 = 36,585.68 : x - Step 2: Convert to fraction form
130,079.93/195,119.91 = 36,585.68/x - Step 3: Cross multiply
130,079.93x = 195,119.91 × 36,585.68 - Step 4: Simplify right side
130,079.93x = 7,138,593,613.29 - Step 5: Solve for x
x = 7,138,593,613.29/130,079.93 - Step 6: Final answer
x = 54,878.52
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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.