Finding the Fourth Proportional to 197,312.06, 272,284.00 and 124,754.01
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Solution
The fourth proportional to 197,312.06, 272,284.00 and 124,754.01 is: 172,156.33
Step by Step Solution
- Step 1: Write the proportion equation
197,312.06 : 272,284.00 = 124,754.01 : x - Step 2: Convert to fraction form
197,312.06/272,284.00 = 124,754.01/x - Step 3: Cross multiply
197,312.06x = 272,284.00 × 124,754.01 - Step 4: Simplify right side
197,312.06x = 33,968,519,525.89 - Step 5: Solve for x
x = 33,968,519,525.89/197,312.06 - Step 6: Final answer
x = 172,156.33
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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.