Finding the Fourth Proportional to 268,125.30, 370,017.36 and 147,277.76
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Solution
The fourth proportional to 268,125.30, 370,017.36 and 147,277.76 is: 203,245.75
Step by Step Solution
- Step 1: Write the proportion equation
268,125.30 : 370,017.36 = 147,277.76 : x - Step 2: Convert to fraction form
268,125.30/370,017.36 = 147,277.76/x - Step 3: Cross multiply
268,125.30x = 370,017.36 × 147,277.76 - Step 4: Simplify right side
268,125.30x = 54,495,327,941.91 - Step 5: Solve for x
x = 54,495,327,941.91/268,125.30 - Step 6: Final answer
x = 203,245.75
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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.