Finding the Fourth Proportional to 249,316.02, 374,110.12 and 144,340.02
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Solution
The fourth proportional to 249,316.02, 374,110.12 and 144,340.02 is: 216,588.82
Step by Step Solution
- Step 1: Write the proportion equation
249,316.02 : 374,110.12 = 144,340.02 : x - Step 2: Convert to fraction form
249,316.02/374,110.12 = 144,340.02/x - Step 3: Cross multiply
249,316.02x = 374,110.12 × 144,340.02 - Step 4: Simplify right side
249,316.02x = 53,999,062,203.00 - Step 5: Solve for x
x = 53,999,062,203.00/249,316.02 - Step 6: Final answer
x = 216,588.82
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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.