Finding the Fourth Proportional to 135,849.02, 203,707.98 and 56,942.06
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Solution
The fourth proportional to 135,849.02, 203,707.98 and 56,942.06 is: 85,385.61
Step by Step Solution
- Step 1: Write the proportion equation
135,849.02 : 203,707.98 = 56,942.06 : x - Step 2: Convert to fraction form
135,849.02/203,707.98 = 56,942.06/x - Step 3: Cross multiply
135,849.02x = 203,707.98 × 56,942.06 - Step 4: Simplify right side
135,849.02x = 11,599,551,001.10 - Step 5: Solve for x
x = 11,599,551,001.10/135,849.02 - Step 6: Final answer
x = 85,385.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.