Finding the Fourth Proportional to 148,308.19, 204,501.31 and 94,507.99
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Solution
The fourth proportional to 148,308.19, 204,501.31 and 94,507.99 is: 130,316.52
Step by Step Solution
- Step 1: Write the proportion equation
148,308.19 : 204,501.31 = 94,507.99 : x - Step 2: Convert to fraction form
148,308.19/204,501.31 = 94,507.99/x - Step 3: Cross multiply
148,308.19x = 204,501.31 × 94,507.99 - Step 4: Simplify right side
148,308.19x = 19,327,007,760.47 - Step 5: Solve for x
x = 19,327,007,760.47/148,308.19 - Step 6: Final answer
x = 130,316.52
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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.