Finding the Fourth Proportional to 240,862.18, 332,389.74 and 133,439.17
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Solution
The fourth proportional to 240,862.18, 332,389.74 and 133,439.17 is: 184,146.02
Step by Step Solution
- Step 1: Write the proportion equation
240,862.18 : 332,389.74 = 133,439.17 : x - Step 2: Convert to fraction form
240,862.18/332,389.74 = 133,439.17/x - Step 3: Cross multiply
240,862.18x = 332,389.74 × 133,439.17 - Step 4: Simplify right side
240,862.18x = 44,353,811,022.12 - Step 5: Solve for x
x = 44,353,811,022.12/240,862.18 - Step 6: Final answer
x = 184,146.02
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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.