Finding the Fourth Proportional to 180,812.99, 271,237.71 and 47,702.45
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Solution
The fourth proportional to 180,812.99, 271,237.71 and 47,702.45 is: 71,558.49
Step by Step Solution
- Step 1: Write the proportion equation
180,812.99 : 271,237.71 = 47,702.45 : x - Step 2: Convert to fraction form
180,812.99/271,237.71 = 47,702.45/x - Step 3: Cross multiply
180,812.99x = 271,237.71 × 47,702.45 - Step 4: Simplify right side
180,812.99x = 12,938,704,156.37 - Step 5: Solve for x
x = 12,938,704,156.37/180,812.99 - Step 6: Final answer
x = 71,558.49
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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.