Finding the Fourth Proportional to 157,306.74, 235,829.49 and 62,478.42
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Solution
The fourth proportional to 157,306.74, 235,829.49 and 62,478.42 is: 93,665.75
Step by Step Solution
- Step 1: Write the proportion equation
157,306.74 : 235,829.49 = 62,478.42 : x - Step 2: Convert to fraction form
157,306.74/235,829.49 = 62,478.42/x - Step 3: Cross multiply
157,306.74x = 235,829.49 × 62,478.42 - Step 4: Simplify right side
157,306.74x = 14,734,253,924.61 - Step 5: Solve for x
x = 14,734,253,924.61/157,306.74 - Step 6: Final answer
x = 93,665.75
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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.