Finding the Fourth Proportional to 156,795.06, 235,197.06 and 38,466.30
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Solution
The fourth proportional to 156,795.06, 235,197.06 and 38,466.30 is: 57,700.55
Step by Step Solution
- Step 1: Write the proportion equation
156,795.06 : 235,197.06 = 38,466.30 : x - Step 2: Convert to fraction form
156,795.06/235,197.06 = 38,466.30/x - Step 3: Cross multiply
156,795.06x = 235,197.06 × 38,466.30 - Step 4: Simplify right side
156,795.06x = 9,047,160,669.08 - Step 5: Solve for x
x = 9,047,160,669.08/156,795.06 - Step 6: Final answer
x = 57,700.55
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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.