Finding the Fourth Proportional to 93,866.34, 129,538.14 and 53,586.66
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Solution
The fourth proportional to 93,866.34, 129,538.14 and 53,586.66 is: 73,951.07
Step by Step Solution
- Step 1: Write the proportion equation
93,866.34 : 129,538.14 = 53,586.66 : x - Step 2: Convert to fraction form
93,866.34/129,538.14 = 53,586.66/x - Step 3: Cross multiply
93,866.34x = 129,538.14 × 53,586.66 - Step 4: Simplify right side
93,866.34x = 6,941,516,265.21 - Step 5: Solve for x
x = 6,941,516,265.21/93,866.34 - Step 6: Final answer
x = 73,951.07
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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.