Finding the Fourth Proportional to 117,438.06, 176,157.09 and 34,332.06
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Solution
The fourth proportional to 117,438.06, 176,157.09 and 34,332.06 is: 51,498.09
Step by Step Solution
- Step 1: Write the proportion equation
117,438.06 : 176,157.09 = 34,332.06 : x - Step 2: Convert to fraction form
117,438.06/176,157.09 = 34,332.06/x - Step 3: Cross multiply
117,438.06x = 176,157.09 × 34,332.06 - Step 4: Simplify right side
117,438.06x = 6,047,835,783.31 - Step 5: Solve for x
x = 6,047,835,783.31/117,438.06 - Step 6: Final answer
x = 51,498.09
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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.