Finding the Fourth Proportional to 201,261.95, 277,985.07 and 146,727.75
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Solution
The fourth proportional to 201,261.95, 277,985.07 and 146,727.75 is: 202,661.88
Step by Step Solution
- Step 1: Write the proportion equation
201,261.95 : 277,985.07 = 146,727.75 : x - Step 2: Convert to fraction form
201,261.95/277,985.07 = 146,727.75/x - Step 3: Cross multiply
201,261.95x = 277,985.07 × 146,727.75 - Step 4: Simplify right side
201,261.95x = 40,788,123,854.69 - Step 5: Solve for x
x = 40,788,123,854.69/201,261.95 - Step 6: Final answer
x = 202,661.88
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1.5x scale
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.