Finding the Fourth Proportional to 170,830.10, 256,246.07 and 112,038.08
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Solution
The fourth proportional to 170,830.10, 256,246.07 and 112,038.08 is: 168,057.71
Step by Step Solution
- Step 1: Write the proportion equation
170,830.10 : 256,246.07 = 112,038.08 : x - Step 2: Convert to fraction form
170,830.10/256,246.07 = 112,038.08/x - Step 3: Cross multiply
170,830.10x = 256,246.07 × 112,038.08 - Step 4: Simplify right side
170,830.10x = 28,709,315,848.92 - Step 5: Solve for x
x = 28,709,315,848.92/170,830.10 - Step 6: Final answer
x = 168,057.71
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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.