Finding the Fourth Proportional to 171,864.64, 257,777.86 and 53,526.08
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Solution
The fourth proportional to 171,864.64, 257,777.86 and 53,526.08 is: 80,283.17
Step by Step Solution
- Step 1: Write the proportion equation
171,864.64 : 257,777.86 = 53,526.08 : x - Step 2: Convert to fraction form
171,864.64/257,777.86 = 53,526.08/x - Step 3: Cross multiply
171,864.64x = 257,777.86 × 53,526.08 - Step 4: Simplify right side
171,864.64x = 13,797,838,356.59 - Step 5: Solve for x
x = 13,797,838,356.59/171,864.64 - Step 6: Final answer
x = 80,283.17
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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.