Home / 57,055.69-85,661.16-32,113.36

Finding the Fourth Proportional to 57,055.69, 85,661.16 and 32,113.36

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Solution

The fourth proportional to 57,055.69, 85,661.16 and 32,113.36 is: 48,213.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,055.69 : 85,661.16 = 32,113.36 : x
  2. Step 2: Convert to fraction form
    57,055.69/85,661.16 = 32,113.36/x
  3. Step 3: Cross multiply
    57,055.69x = 85,661.16 × 32,113.36
  4. Step 4: Simplify right side
    57,055.69x = 2,750,867,669.10
  5. Step 5: Solve for x
    x = 2,750,867,669.10/57,055.69
  6. Step 6: Final answer
    x = 48,213.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.