Finding the Fourth Proportional to 153,378.94, 230,091.63 and 48,188.02
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Solution
The fourth proportional to 153,378.94, 230,091.63 and 48,188.02 is: 72,289.33
Step by Step Solution
- Step 1: Write the proportion equation
153,378.94 : 230,091.63 = 48,188.02 : x - Step 2: Convert to fraction form
153,378.94/230,091.63 = 48,188.02/x - Step 3: Cross multiply
153,378.94x = 230,091.63 × 48,188.02 - Step 4: Simplify right side
153,378.94x = 11,087,660,068.27 - Step 5: Solve for x
x = 11,087,660,068.27/153,378.94 - Step 6: Final answer
x = 72,289.33
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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.