Finding the Fourth Proportional to 93,656.08, 129,245.52 and 52,820.74
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Solution
The fourth proportional to 93,656.08, 129,245.52 and 52,820.74 is: 72,892.69
Step by Step Solution
- Step 1: Write the proportion equation
93,656.08 : 129,245.52 = 52,820.74 : x - Step 2: Convert to fraction form
93,656.08/129,245.52 = 52,820.74/x - Step 3: Cross multiply
93,656.08x = 129,245.52 × 52,820.74 - Step 4: Simplify right side
93,656.08x = 6,826,844,008.08 - Step 5: Solve for x
x = 6,826,844,008.08/93,656.08 - Step 6: Final answer
x = 72,892.69
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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.