Finding the Fourth Proportional to 180,980.64, 249,765.09 and 104,502.96
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Solution
The fourth proportional to 180,980.64, 249,765.09 and 104,502.96 is: 144,220.90
Step by Step Solution
- Step 1: Write the proportion equation
180,980.64 : 249,765.09 = 104,502.96 : x - Step 2: Convert to fraction form
180,980.64/249,765.09 = 104,502.96/x - Step 3: Cross multiply
180,980.64x = 249,765.09 × 104,502.96 - Step 4: Simplify right side
180,980.64x = 26,101,191,209.67 - Step 5: Solve for x
x = 26,101,191,209.67/180,980.64 - Step 6: Final answer
x = 144,220.90
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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.