Finding the Fourth Proportional to 134,502.13, 201,779.76 and 39,733.93
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Solution
The fourth proportional to 134,502.13, 201,779.76 and 39,733.93 is: 59,608.74
Step by Step Solution
- Step 1: Write the proportion equation
134,502.13 : 201,779.76 = 39,733.93 : x - Step 2: Convert to fraction form
134,502.13/201,779.76 = 39,733.93/x - Step 3: Cross multiply
134,502.13x = 201,779.76 × 39,733.93 - Step 4: Simplify right side
134,502.13x = 8,017,502,859.26 - Step 5: Solve for x
x = 8,017,502,859.26/134,502.13 - Step 6: Final answer
x = 59,608.74
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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.