Finding the Fourth Proportional to 180,983.80, 249,779.18 and 104,521.49
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Solution
The fourth proportional to 180,983.80, 249,779.18 and 104,521.49 is: 144,252.09
Step by Step Solution
- Step 1: Write the proportion equation
180,983.80 : 249,779.18 = 104,521.49 : x - Step 2: Convert to fraction form
180,983.80/249,779.18 = 104,521.49/x - Step 3: Cross multiply
180,983.80x = 249,779.18 × 104,521.49 - Step 4: Simplify right side
180,983.80x = 26,107,292,064.58 - Step 5: Solve for x
x = 26,107,292,064.58/180,983.80 - Step 6: Final answer
x = 144,252.09
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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.