Finding the Fourth Proportional to 158,692.97, 238,038.41 and 40,363.31
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Solution
The fourth proportional to 158,692.97, 238,038.41 and 40,363.31 is: 60,544.70
Step by Step Solution
- Step 1: Write the proportion equation
158,692.97 : 238,038.41 = 40,363.31 : x - Step 2: Convert to fraction form
158,692.97/238,038.41 = 40,363.31/x - Step 3: Cross multiply
158,692.97x = 238,038.41 × 40,363.31 - Step 4: Simplify right side
158,692.97x = 9,608,018,830.74 - Step 5: Solve for x
x = 9,608,018,830.74/158,692.97 - Step 6: Final answer
x = 60,544.70
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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.