Finding the Fourth Proportional to 75,506.99, 104,045.99 and 58,407.35
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Solution
The fourth proportional to 75,506.99, 104,045.99 and 58,407.35 is: 80,483.28
Step by Step Solution
- Step 1: Write the proportion equation
75,506.99 : 104,045.99 = 58,407.35 : x - Step 2: Convert to fraction form
75,506.99/104,045.99 = 58,407.35/x - Step 3: Cross multiply
75,506.99x = 104,045.99 × 58,407.35 - Step 4: Simplify right side
75,506.99x = 6,077,049,741.76 - Step 5: Solve for x
x = 6,077,049,741.76/75,506.99 - Step 6: Final answer
x = 80,483.28
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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.