Finding the Fourth Proportional to 93,115.80, 139,562.58 and 64,882.92
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Solution
The fourth proportional to 93,115.80, 139,562.58 and 64,882.92 is: 97,246.95
Step by Step Solution
- Step 1: Write the proportion equation
93,115.80 : 139,562.58 = 64,882.92 : x - Step 2: Convert to fraction form
93,115.80/139,562.58 = 64,882.92/x - Step 3: Cross multiply
93,115.80x = 139,562.58 × 64,882.92 - Step 4: Simplify right side
93,115.80x = 9,055,227,713.13 - Step 5: Solve for x
x = 9,055,227,713.13/93,115.80 - Step 6: Final answer
x = 97,246.95
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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.