Finding the Fourth Proportional to 249,140.73, 373,530.06 and 99,336.09
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Solution
The fourth proportional to 249,140.73, 373,530.06 and 99,336.09 is: 148,931.95
Step by Step Solution
- Step 1: Write the proportion equation
249,140.73 : 373,530.06 = 99,336.09 : x - Step 2: Convert to fraction form
249,140.73/373,530.06 = 99,336.09/x - Step 3: Cross multiply
249,140.73x = 373,530.06 × 99,336.09 - Step 4: Simplify right side
249,140.73x = 37,105,015,657.87 - Step 5: Solve for x
x = 37,105,015,657.87/249,140.73 - Step 6: Final answer
x = 148,931.95
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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.