Finding the Fourth Proportional to 161,159.66, 241,739.17 and 42,830.99
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Solution
The fourth proportional to 161,159.66, 241,739.17 and 42,830.99 is: 64,246.40
Step by Step Solution
- Step 1: Write the proportion equation
161,159.66 : 241,739.17 = 42,830.99 : x - Step 2: Convert to fraction form
161,159.66/241,739.17 = 42,830.99/x - Step 3: Cross multiply
161,159.66x = 241,739.17 × 42,830.99 - Step 4: Simplify right side
161,159.66x = 10,353,927,563.63 - Step 5: Solve for x
x = 10,353,927,563.63/161,159.66 - Step 6: Final answer
x = 64,246.40
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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.