Finding the Fourth Proportional to 134,187.20, 201,280.67 and 34,347.23
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Solution
The fourth proportional to 134,187.20, 201,280.67 and 34,347.23 is: 51,520.82
Step by Step Solution
- Step 1: Write the proportion equation
134,187.20 : 201,280.67 = 34,347.23 : x - Step 2: Convert to fraction form
134,187.20/201,280.67 = 34,347.23/x - Step 3: Cross multiply
134,187.20x = 201,280.67 × 34,347.23 - Step 4: Simplify right side
134,187.20x = 6,913,433,970.25 - Step 5: Solve for x
x = 6,913,433,970.25/134,187.20 - Step 6: Final answer
x = 51,520.82
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1.5x scale
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.