Finding the Fourth Proportional to 121,160.99, 181,778.54 and 62,038.48
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Solution
The fourth proportional to 121,160.99, 181,778.54 and 62,038.48 is: 93,076.69
Step by Step Solution
- Step 1: Write the proportion equation
121,160.99 : 181,778.54 = 62,038.48 : x - Step 2: Convert to fraction form
121,160.99/181,778.54 = 62,038.48/x - Step 3: Cross multiply
121,160.99x = 181,778.54 × 62,038.48 - Step 4: Simplify right side
121,160.99x = 11,277,264,318.22 - Step 5: Solve for x
x = 11,277,264,318.22/121,160.99 - Step 6: Final answer
x = 93,076.69
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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.