Finding the Fourth Proportional to 133,862.31, 184,726.80 and 73,432.44
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Solution
The fourth proportional to 133,862.31, 184,726.80 and 73,432.44 is: 101,335.02
Step by Step Solution
- Step 1: Write the proportion equation
133,862.31 : 184,726.80 = 73,432.44 : x - Step 2: Convert to fraction form
133,862.31/184,726.80 = 73,432.44/x - Step 3: Cross multiply
133,862.31x = 184,726.80 × 73,432.44 - Step 4: Simplify right side
133,862.31x = 13,564,939,657.39 - Step 5: Solve for x
x = 13,564,939,657.39/133,862.31 - Step 6: Final answer
x = 101,335.02
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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.