Home / 57,984.08-86,865.48-31,263.80

Finding the Fourth Proportional to 57,984.08, 86,865.48 and 31,263.80

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Solution

The fourth proportional to 57,984.08, 86,865.48 and 31,263.80 is: 46,836.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,984.08 : 86,865.48 = 31,263.80 : x
  2. Step 2: Convert to fraction form
    57,984.08/86,865.48 = 31,263.80/x
  3. Step 3: Cross multiply
    57,984.08x = 86,865.48 × 31,263.80
  4. Step 4: Simplify right side
    57,984.08x = 2,715,744,993.62
  5. Step 5: Solve for x
    x = 2,715,744,993.62/57,984.08
  6. Step 6: Final answer
    x = 46,836.05

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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.