Finding the Fourth Proportional to 98,507.27, 147,820.65 and 39,337.99
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Solution
The fourth proportional to 98,507.27, 147,820.65 and 39,337.99 is: 59,030.84
Step by Step Solution
- Step 1: Write the proportion equation
98,507.27 : 147,820.65 = 39,337.99 : x - Step 2: Convert to fraction form
98,507.27/147,820.65 = 39,337.99/x - Step 3: Cross multiply
98,507.27x = 147,820.65 × 39,337.99 - Step 4: Simplify right side
98,507.27x = 5,814,966,734.42 - Step 5: Solve for x
x = 5,814,966,734.42/98,507.27 - Step 6: Final answer
x = 59,030.84
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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.