Finding the Fourth Proportional to 94,681.97, 130,708.47 and 58,883.52
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Solution
The fourth proportional to 94,681.97, 130,708.47 and 58,883.52 is: 81,288.70
Step by Step Solution
- Step 1: Write the proportion equation
94,681.97 : 130,708.47 = 58,883.52 : x - Step 2: Convert to fraction form
94,681.97/130,708.47 = 58,883.52/x - Step 3: Cross multiply
94,681.97x = 130,708.47 × 58,883.52 - Step 4: Simplify right side
94,681.97x = 7,696,574,317.26 - Step 5: Solve for x
x = 7,696,574,317.26/94,681.97 - Step 6: Final answer
x = 81,288.70
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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.