Finding the Fourth Proportional to 170,363.66, 235,107.16 and 97,779.76
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Solution
The fourth proportional to 170,363.66, 235,107.16 and 97,779.76 is: 134,939.12
Step by Step Solution
- Step 1: Write the proportion equation
170,363.66 : 235,107.16 = 97,779.76 : x - Step 2: Convert to fraction form
170,363.66/235,107.16 = 97,779.76/x - Step 3: Cross multiply
170,363.66x = 235,107.16 × 97,779.76 - Step 4: Simplify right side
170,363.66x = 22,988,720,846.86 - Step 5: Solve for x
x = 22,988,720,846.86/170,363.66 - Step 6: Final answer
x = 134,939.12
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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.