Finding the Fourth Proportional to 157,363.93, 236,251.67 and 93,438.80
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Solution
The fourth proportional to 157,363.93, 236,251.67 and 93,438.80 is: 140,280.38
Step by Step Solution
- Step 1: Write the proportion equation
157,363.93 : 236,251.67 = 93,438.80 : x - Step 2: Convert to fraction form
157,363.93/236,251.67 = 93,438.80/x - Step 3: Cross multiply
157,363.93x = 236,251.67 × 93,438.80 - Step 4: Simplify right side
157,363.93x = 22,075,072,542.80 - Step 5: Solve for x
x = 22,075,072,542.80/157,363.93 - Step 6: Final answer
x = 140,280.38
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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.