Finding the Fourth Proportional to 173,242.02, 239,303.43 and 139,378.08
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Solution
The fourth proportional to 173,242.02, 239,303.43 and 139,378.08 is: 192,526.34
Step by Step Solution
- Step 1: Write the proportion equation
173,242.02 : 239,303.43 = 139,378.08 : x - Step 2: Convert to fraction form
173,242.02/239,303.43 = 139,378.08/x - Step 3: Cross multiply
173,242.02x = 239,303.43 × 139,378.08 - Step 4: Simplify right side
173,242.02x = 33,353,652,610.81 - Step 5: Solve for x
x = 33,353,652,610.81/173,242.02 - Step 6: Final answer
x = 192,526.34
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1.5x scale
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.