Finding the Fourth Proportional to 101,368.36, 152,008.54 and 38,995.08
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Solution
The fourth proportional to 101,368.36, 152,008.54 and 38,995.08 is: 58,475.69
Step by Step Solution
- Step 1: Write the proportion equation
101,368.36 : 152,008.54 = 38,995.08 : x - Step 2: Convert to fraction form
101,368.36/152,008.54 = 38,995.08/x - Step 3: Cross multiply
101,368.36x = 152,008.54 × 38,995.08 - Step 4: Simplify right side
101,368.36x = 5,927,585,177.98 - Step 5: Solve for x
x = 5,927,585,177.98/101,368.36 - Step 6: Final answer
x = 58,475.69
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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.