Finding the Fourth Proportional to 219,730.19, 303,226.16 and 124,237.26
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Solution
The fourth proportional to 219,730.19, 303,226.16 and 124,237.26 is: 171,446.57
Step by Step Solution
- Step 1: Write the proportion equation
219,730.19 : 303,226.16 = 124,237.26 : x - Step 2: Convert to fraction form
219,730.19/303,226.16 = 124,237.26/x - Step 3: Cross multiply
219,730.19x = 303,226.16 × 124,237.26 - Step 4: Simplify right side
219,730.19x = 37,671,986,657.54 - Step 5: Solve for x
x = 37,671,986,657.54/219,730.19 - Step 6: Final answer
x = 171,446.57
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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.