Finding the Fourth Proportional to 180,547.59, 270,619.68 and 159,537.81
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Solution
The fourth proportional to 180,547.59, 270,619.68 and 159,537.81 is: 239,128.48
Step by Step Solution
- Step 1: Write the proportion equation
180,547.59 : 270,619.68 = 159,537.81 : x - Step 2: Convert to fraction form
180,547.59/270,619.68 = 159,537.81/x - Step 3: Cross multiply
180,547.59x = 270,619.68 × 159,537.81 - Step 4: Simplify right side
180,547.59x = 43,174,071,090.10 - Step 5: Solve for x
x = 43,174,071,090.10/180,547.59 - Step 6: Final answer
x = 239,128.48
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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.