Finding the Fourth Proportional to 213,614.00, 294,781.48 and 118,117.43
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Solution
The fourth proportional to 213,614.00, 294,781.48 and 118,117.43 is: 162,998.82
Step by Step Solution
- Step 1: Write the proportion equation
213,614.00 : 294,781.48 = 118,117.43 : x - Step 2: Convert to fraction form
213,614.00/294,781.48 = 118,117.43/x - Step 3: Cross multiply
213,614.00x = 294,781.48 × 118,117.43 - Step 4: Simplify right side
213,614.00x = 34,818,829,871.41 - Step 5: Solve for x
x = 34,818,829,871.41/213,614.00 - Step 6: Final answer
x = 162,998.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.