Finding the Fourth Proportional to 226,353.95, 312,368.36 and 124,385.97
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Solution
The fourth proportional to 226,353.95, 312,368.36 and 124,385.97 is: 171,652.59
Step by Step Solution
- Step 1: Write the proportion equation
226,353.95 : 312,368.36 = 124,385.97 : x - Step 2: Convert to fraction form
226,353.95/312,368.36 = 124,385.97/x - Step 3: Cross multiply
226,353.95x = 312,368.36 × 124,385.97 - Step 4: Simplify right side
226,353.95x = 38,854,240,833.98 - Step 5: Solve for x
x = 38,854,240,833.98/226,353.95 - Step 6: Final answer
x = 171,652.59
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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.