Finding the Fourth Proportional to 157,026.43, 235,397.10 and 57,115.99
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Solution
The fourth proportional to 157,026.43, 235,397.10 and 57,115.99 is: 85,622.14
Step by Step Solution
- Step 1: Write the proportion equation
157,026.43 : 235,397.10 = 57,115.99 : x - Step 2: Convert to fraction form
157,026.43/235,397.10 = 57,115.99/x - Step 3: Cross multiply
157,026.43x = 235,397.10 × 57,115.99 - Step 4: Simplify right side
157,026.43x = 13,444,938,409.63 - Step 5: Solve for x
x = 13,444,938,409.63/157,026.43 - Step 6: Final answer
x = 85,622.14
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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.