Finding the Fourth Proportional to 132,526.90, 182,882.95 and 72,095.99
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Solution
The fourth proportional to 132,526.90, 182,882.95 and 72,095.99 is: 99,490.20
Step by Step Solution
- Step 1: Write the proportion equation
132,526.90 : 182,882.95 = 72,095.99 : x - Step 2: Convert to fraction form
132,526.90/182,882.95 = 72,095.99/x - Step 3: Cross multiply
132,526.90x = 182,882.95 × 72,095.99 - Step 4: Simplify right side
132,526.90x = 13,185,127,334.37 - Step 5: Solve for x
x = 13,185,127,334.37/132,526.90 - Step 6: Final answer
x = 99,490.20
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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.