Finding the Fourth Proportional to 93,538.13, 140,342.05 and 56,125.05
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Solution
The fourth proportional to 93,538.13, 140,342.05 and 56,125.05 is: 84,208.49
Step by Step Solution
- Step 1: Write the proportion equation
93,538.13 : 140,342.05 = 56,125.05 : x - Step 2: Convert to fraction form
93,538.13/140,342.05 = 56,125.05/x - Step 3: Cross multiply
93,538.13x = 140,342.05 × 56,125.05 - Step 4: Simplify right side
93,538.13x = 7,876,704,292.73 - Step 5: Solve for x
x = 7,876,704,292.73/93,538.13 - Step 6: Final answer
x = 84,208.49
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1.5x scale
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.