Home / 57,320.61-79,140.99-43,867.83

Finding the Fourth Proportional to 57,320.61, 79,140.99 and 43,867.83

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Solution

The fourth proportional to 57,320.61, 79,140.99 and 43,867.83 is: 60,567.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,320.61 : 79,140.99 = 43,867.83 : x
  2. Step 2: Convert to fraction form
    57,320.61/79,140.99 = 43,867.83/x
  3. Step 3: Cross multiply
    57,320.61x = 79,140.99 × 43,867.83
  4. Step 4: Simplify right side
    57,320.61x = 3,471,743,495.35
  5. Step 5: Solve for x
    x = 3,471,743,495.35/57,320.61
  6. Step 6: Final answer
    x = 60,567.11

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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.