Home / 57,115.74-85,702.41-32,183.58

Finding the Fourth Proportional to 57,115.74, 85,702.41 and 32,183.58

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Solution

The fourth proportional to 57,115.74, 85,702.41 and 32,183.58 is: 48,291.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,115.74 : 85,702.41 = 32,183.58 : x
  2. Step 2: Convert to fraction form
    57,115.74/85,702.41 = 32,183.58/x
  3. Step 3: Cross multiply
    57,115.74x = 85,702.41 × 32,183.58
  4. Step 4: Simplify right side
    57,115.74x = 2,758,210,368.43
  5. Step 5: Solve for x
    x = 2,758,210,368.43/57,115.74
  6. Step 6: Final answer
    x = 48,291.60

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1.5x scale

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.