Finding the Fourth Proportional to 210,567.06, 290,542.41 and 125,692.02
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Solution
The fourth proportional to 210,567.06, 290,542.41 and 125,692.02 is: 173,431.03
Step by Step Solution
- Step 1: Write the proportion equation
210,567.06 : 290,542.41 = 125,692.02 : x - Step 2: Convert to fraction form
210,567.06/290,542.41 = 125,692.02/x - Step 3: Cross multiply
210,567.06x = 290,542.41 × 125,692.02 - Step 4: Simplify right side
210,567.06x = 36,518,862,408.57 - Step 5: Solve for x
x = 36,518,862,408.57/210,567.06 - Step 6: Final answer
x = 173,431.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.