Home / 57,342.24-79,130.76-31,847.84

Finding the Fourth Proportional to 57,342.24, 79,130.76 and 31,847.84

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Solution

The fourth proportional to 57,342.24, 79,130.76 and 31,847.84 is: 43,949.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,342.24 : 79,130.76 = 31,847.84 : x
  2. Step 2: Convert to fraction form
    57,342.24/79,130.76 = 31,847.84/x
  3. Step 3: Cross multiply
    57,342.24x = 79,130.76 × 31,847.84
  4. Step 4: Simplify right side
    57,342.24x = 2,520,143,783.56
  5. Step 5: Solve for x
    x = 2,520,143,783.56/57,342.24
  6. Step 6: Final answer
    x = 43,949.17

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1.5x scale

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.