Finding the Fourth Proportional to 224,731.06, 310,122.93 and 124,126.90
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Solution
The fourth proportional to 224,731.06, 310,122.93 and 124,126.90 is: 171,291.85
Step by Step Solution
- Step 1: Write the proportion equation
224,731.06 : 310,122.93 = 124,126.90 : x - Step 2: Convert to fraction form
224,731.06/310,122.93 = 124,126.90/x - Step 3: Cross multiply
224,731.06x = 310,122.93 × 124,126.90 - Step 4: Simplify right side
224,731.06x = 38,494,597,919.82 - Step 5: Solve for x
x = 38,494,597,919.82/224,731.06 - Step 6: Final answer
x = 171,291.85
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1.5x scale
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.