Home / 57,220.83-85,720.55-32,184.81

Finding the Fourth Proportional to 57,220.83, 85,720.55 and 32,184.81

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Solution

The fourth proportional to 57,220.83, 85,720.55 and 32,184.81 is: 48,214.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,220.83 : 85,720.55 = 32,184.81 : x
  2. Step 2: Convert to fraction form
    57,220.83/85,720.55 = 32,184.81/x
  3. Step 3: Cross multiply
    57,220.83x = 85,720.55 × 32,184.81
  4. Step 4: Simplify right side
    57,220.83x = 2,758,899,453.92
  5. Step 5: Solve for x
    x = 2,758,899,453.92/57,220.83
  6. Step 6: Final answer
    x = 48,214.95

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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.