Home / 57,537.28-79,390.08-36,345.60

Finding the Fourth Proportional to 57,537.28, 79,390.08 and 36,345.60

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Solution

The fourth proportional to 57,537.28, 79,390.08 and 36,345.60 is: 50,149.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,537.28 : 79,390.08 = 36,345.60 : x
  2. Step 2: Convert to fraction form
    57,537.28/79,390.08 = 36,345.60/x
  3. Step 3: Cross multiply
    57,537.28x = 79,390.08 × 36,345.60
  4. Step 4: Simplify right side
    57,537.28x = 2,885,480,091.65
  5. Step 5: Solve for x
    x = 2,885,480,091.65/57,537.28
  6. Step 6: Final answer
    x = 50,149.75

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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.