Finding the Fourth Proportional to 141,548.58, 195,417.63 and 93,866.31
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Solution
The fourth proportional to 141,548.58, 195,417.63 and 93,866.31 is: 129,588.95
Step by Step Solution
- Step 1: Write the proportion equation
141,548.58 : 195,417.63 = 93,866.31 : x - Step 2: Convert to fraction form
141,548.58/195,417.63 = 93,866.31/x - Step 3: Cross multiply
141,548.58x = 195,417.63 × 93,866.31 - Step 4: Simplify right side
141,548.58x = 18,343,131,837.05 - Step 5: Solve for x
x = 18,343,131,837.05/141,548.58 - Step 6: Final answer
x = 129,588.95
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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.