Finding the Fourth Proportional to 283,666.08, 425,497.76 and 83,987.68
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Solution
The fourth proportional to 283,666.08, 425,497.76 and 83,987.68 is: 125,981.12
Step by Step Solution
- Step 1: Write the proportion equation
283,666.08 : 425,497.76 = 83,987.68 : x - Step 2: Convert to fraction form
283,666.08/425,497.76 = 83,987.68/x - Step 3: Cross multiply
283,666.08x = 425,497.76 × 83,987.68 - Step 4: Simplify right side
283,666.08x = 35,736,569,707.60 - Step 5: Solve for x
x = 35,736,569,707.60/283,666.08 - Step 6: Final answer
x = 125,981.12
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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.