Finding the Fourth Proportional to 178,014.90, 245,652.68 and 97,445.82
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Solution
The fourth proportional to 178,014.90, 245,652.68 and 97,445.82 is: 134,470.92
Step by Step Solution
- Step 1: Write the proportion equation
178,014.90 : 245,652.68 = 97,445.82 : x - Step 2: Convert to fraction form
178,014.90/245,652.68 = 97,445.82/x - Step 3: Cross multiply
178,014.90x = 245,652.68 × 97,445.82 - Step 4: Simplify right side
178,014.90x = 23,937,826,837.80 - Step 5: Solve for x
x = 23,937,826,837.80/178,014.90 - Step 6: Final answer
x = 134,470.92
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1.5x scale
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.