Finding the Fourth Proportional to 155,493.93, 214,610.99 and 97,377.67
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Solution
The fourth proportional to 155,493.93, 214,610.99 and 97,377.67 is: 134,399.58
Step by Step Solution
- Step 1: Write the proportion equation
155,493.93 : 214,610.99 = 97,377.67 : x - Step 2: Convert to fraction form
155,493.93/214,610.99 = 97,377.67/x - Step 3: Cross multiply
155,493.93x = 214,610.99 × 97,377.67 - Step 4: Simplify right side
155,493.93x = 20,898,318,162.59 - Step 5: Solve for x
x = 20,898,318,162.59/155,493.93 - Step 6: Final answer
x = 134,399.58
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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.