Finding the Fourth Proportional to 224,745.62, 310,148.01 and 124,143.62
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Solution
The fourth proportional to 224,745.62, 310,148.01 and 124,143.62 is: 171,317.67
Step by Step Solution
- Step 1: Write the proportion equation
224,745.62 : 310,148.01 = 124,143.62 : x - Step 2: Convert to fraction form
224,745.62/310,148.01 = 124,143.62/x - Step 3: Cross multiply
224,745.62x = 310,148.01 × 124,143.62 - Step 4: Simplify right side
224,745.62x = 38,502,896,697.20 - Step 5: Solve for x
x = 38,502,896,697.20/224,745.62 - Step 6: Final answer
x = 171,317.67
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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.