Finding the Fourth Proportional to 98,975.17, 148,446.96 and 28,838.08
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Solution
The fourth proportional to 98,975.17, 148,446.96 and 28,838.08 is: 43,252.52
Step by Step Solution
- Step 1: Write the proportion equation
98,975.17 : 148,446.96 = 28,838.08 : x - Step 2: Convert to fraction form
98,975.17/148,446.96 = 28,838.08/x - Step 3: Cross multiply
98,975.17x = 148,446.96 × 28,838.08 - Step 4: Simplify right side
98,975.17x = 4,280,925,308.24 - Step 5: Solve for x
x = 4,280,925,308.24/98,975.17 - Step 6: Final answer
x = 43,252.52
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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.