Finding the Fourth Proportional to 86,700.16, 130,050.24 and 24,370.66
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Solution
The fourth proportional to 86,700.16, 130,050.24 and 24,370.66 is: 36,555.99
Step by Step Solution
- Step 1: Write the proportion equation
86,700.16 : 130,050.24 = 24,370.66 : x - Step 2: Convert to fraction form
86,700.16/130,050.24 = 24,370.66/x - Step 3: Cross multiply
86,700.16x = 130,050.24 × 24,370.66 - Step 4: Simplify right side
86,700.16x = 3,169,409,795.91 - Step 5: Solve for x
x = 3,169,409,795.91/86,700.16 - Step 6: Final answer
x = 36,555.99
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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.