Finding the Fourth Proportional to 171,318.11, 236,526.21 and 110,089.08
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Solution
The fourth proportional to 171,318.11, 236,526.21 and 110,089.08 is: 151,991.83
Step by Step Solution
- Step 1: Write the proportion equation
171,318.11 : 236,526.21 = 110,089.08 : x - Step 2: Convert to fraction form
171,318.11/236,526.21 = 110,089.08/x - Step 3: Cross multiply
171,318.11x = 236,526.21 × 110,089.08 - Step 4: Simplify right side
171,318.11x = 26,038,952,854.79 - Step 5: Solve for x
x = 26,038,952,854.79/171,318.11 - Step 6: Final answer
x = 151,991.83
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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.