Finding the Fourth Proportional to 219,801.60, 303,331.68 and 124,303.68
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Solution
The fourth proportional to 219,801.60, 303,331.68 and 124,303.68 is: 171,542.17
Step by Step Solution
- Step 1: Write the proportion equation
219,801.60 : 303,331.68 = 124,303.68 : x - Step 2: Convert to fraction form
219,801.60/303,331.68 = 124,303.68/x - Step 3: Cross multiply
219,801.60x = 303,331.68 × 124,303.68 - Step 4: Simplify right side
219,801.60x = 37,705,244,084.58 - Step 5: Solve for x
x = 37,705,244,084.58/219,801.60 - Step 6: Final answer
x = 171,542.17
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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.