Finding the Fourth Proportional to 157,035.78, 235,523.62 and 60,972.99
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Solution
The fourth proportional to 157,035.78, 235,523.62 and 60,972.99 is: 91,447.82
Step by Step Solution
- Step 1: Write the proportion equation
157,035.78 : 235,523.62 = 60,972.99 : x - Step 2: Convert to fraction form
157,035.78/235,523.62 = 60,972.99/x - Step 3: Cross multiply
157,035.78x = 235,523.62 × 60,972.99 - Step 4: Simplify right side
157,035.78x = 14,360,579,763.40 - Step 5: Solve for x
x = 14,360,579,763.40/157,035.78 - Step 6: Final answer
x = 91,447.82
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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.