Finding the Fourth Proportional to 249,397.62, 374,176.16 and 89,365.52
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Solution
The fourth proportional to 249,397.62, 374,176.16 and 89,365.52 is: 134,076.85
Step by Step Solution
- Step 1: Write the proportion equation
249,397.62 : 374,176.16 = 89,365.52 : x - Step 2: Convert to fraction form
249,397.62/374,176.16 = 89,365.52/x - Step 3: Cross multiply
249,397.62x = 374,176.16 × 89,365.52 - Step 4: Simplify right side
249,397.62x = 33,438,447,110.00 - Step 5: Solve for x
x = 33,438,447,110.00/249,397.62 - Step 6: Final answer
x = 134,076.85
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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.