Finding the Fourth Proportional to 170,248.72, 234,948.84 and 97,664.08
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Solution
The fourth proportional to 170,248.72, 234,948.84 and 97,664.08 is: 134,779.65
Step by Step Solution
- Step 1: Write the proportion equation
170,248.72 : 234,948.84 = 97,664.08 : x - Step 2: Convert to fraction form
170,248.72/234,948.84 = 97,664.08/x - Step 3: Cross multiply
170,248.72x = 234,948.84 × 97,664.08 - Step 4: Simplify right side
170,248.72x = 22,946,062,305.67 - Step 5: Solve for x
x = 22,946,062,305.67/170,248.72 - Step 6: Final answer
x = 134,779.65
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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.