Finding the Fourth Proportional to 98,356.56, 147,682.02 and 56,284.08
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Solution
The fourth proportional to 98,356.56, 147,682.02 and 56,284.08 is: 84,510.34
Step by Step Solution
- Step 1: Write the proportion equation
98,356.56 : 147,682.02 = 56,284.08 : x - Step 2: Convert to fraction form
98,356.56/147,682.02 = 56,284.08/x - Step 3: Cross multiply
98,356.56x = 147,682.02 × 56,284.08 - Step 4: Simplify right side
98,356.56x = 8,312,146,628.24 - Step 5: Solve for x
x = 8,312,146,628.24/98,356.56 - Step 6: Final answer
x = 84,510.34
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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.