Finding the Fourth Proportional to 154,747.99, 232,106.44 and 42,439.51
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Solution
The fourth proportional to 154,747.99, 232,106.44 and 42,439.51 is: 63,654.99
Step by Step Solution
- Step 1: Write the proportion equation
154,747.99 : 232,106.44 = 42,439.51 : x - Step 2: Convert to fraction form
154,747.99/232,106.44 = 42,439.51/x - Step 3: Cross multiply
154,747.99x = 232,106.44 × 42,439.51 - Step 4: Simplify right side
154,747.99x = 9,850,482,420.91 - Step 5: Solve for x
x = 9,850,482,420.91/154,747.99 - Step 6: Final answer
x = 63,654.99
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1.5x scale
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.