Finding the Fourth Proportional to 169,946.99, 254,702.43 and 70,177.26
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Solution
The fourth proportional to 169,946.99, 254,702.43 and 70,177.26 is: 105,175.85
Step by Step Solution
- Step 1: Write the proportion equation
169,946.99 : 254,702.43 = 70,177.26 : x - Step 2: Convert to fraction form
169,946.99/254,702.43 = 70,177.26/x - Step 3: Cross multiply
169,946.99x = 254,702.43 × 70,177.26 - Step 4: Simplify right side
169,946.99x = 17,874,318,652.74 - Step 5: Solve for x
x = 17,874,318,652.74/169,946.99 - Step 6: Final answer
x = 105,175.85
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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.