Home / 57,316.56-79,088.04-32,161.20

Finding the Fourth Proportional to 57,316.56, 79,088.04 and 32,161.20

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Solution

The fourth proportional to 57,316.56, 79,088.04 and 32,161.20 is: 44,377.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,316.56 : 79,088.04 = 32,161.20 : x
  2. Step 2: Convert to fraction form
    57,316.56/79,088.04 = 32,161.20/x
  3. Step 3: Cross multiply
    57,316.56x = 79,088.04 × 32,161.20
  4. Step 4: Simplify right side
    57,316.56x = 2,543,566,272.05
  5. Step 5: Solve for x
    x = 2,543,566,272.05/57,316.56
  6. Step 6: Final answer
    x = 44,377.51

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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.