Finding the Fourth Proportional to 94,726.24, 130,721.55 and 52,284.79
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Solution
The fourth proportional to 94,726.24, 130,721.55 and 52,284.79 is: 72,152.65
Step by Step Solution
- Step 1: Write the proportion equation
94,726.24 : 130,721.55 = 52,284.79 : x - Step 2: Convert to fraction form
94,726.24/130,721.55 = 52,284.79/x - Step 3: Cross multiply
94,726.24x = 130,721.55 × 52,284.79 - Step 4: Simplify right side
94,726.24x = 6,834,748,790.22 - Step 5: Solve for x
x = 6,834,748,790.22/94,726.24 - Step 6: Final answer
x = 72,152.65
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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.