Finding the Fourth Proportional to 147,590.24, 221,386.64 and 42,409.17
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Solution
The fourth proportional to 147,590.24, 221,386.64 and 42,409.17 is: 63,614.12
Step by Step Solution
- Step 1: Write the proportion equation
147,590.24 : 221,386.64 = 42,409.17 : x - Step 2: Convert to fraction form
147,590.24/221,386.64 = 42,409.17/x - Step 3: Cross multiply
147,590.24x = 221,386.64 × 42,409.17 - Step 4: Simplify right side
147,590.24x = 9,388,823,439.44 - Step 5: Solve for x
x = 9,388,823,439.44/147,590.24 - Step 6: Final answer
x = 63,614.12
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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.