Finding the Fourth Proportional to 149,638.98, 224,495.07 and 49,798.98
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Solution
The fourth proportional to 149,638.98, 224,495.07 and 49,798.98 is: 74,710.65
Step by Step Solution
- Step 1: Write the proportion equation
149,638.98 : 224,495.07 = 49,798.98 : x - Step 2: Convert to fraction form
149,638.98/224,495.07 = 49,798.98/x - Step 3: Cross multiply
149,638.98x = 224,495.07 × 49,798.98 - Step 4: Simplify right side
149,638.98x = 11,179,625,501.03 - Step 5: Solve for x
x = 11,179,625,501.03/149,638.98 - Step 6: Final answer
x = 74,710.65
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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.