Finding the Fourth Proportional to 157,433.56, 236,166.99 and 57,602.68
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Solution
The fourth proportional to 157,433.56, 236,166.99 and 57,602.68 is: 86,410.11
Step by Step Solution
- Step 1: Write the proportion equation
157,433.56 : 236,166.99 = 57,602.68 : x - Step 2: Convert to fraction form
157,433.56/236,166.99 = 57,602.68/x - Step 3: Cross multiply
157,433.56x = 236,166.99 × 57,602.68 - Step 4: Simplify right side
157,433.56x = 13,603,851,551.53 - Step 5: Solve for x
x = 13,603,851,551.53/157,433.56 - Step 6: Final answer
x = 86,410.11
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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.