Home / 56,694.55-78,238.49-31,200.92

Finding the Fourth Proportional to 56,694.55, 78,238.49 and 31,200.92

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Solution

The fourth proportional to 56,694.55, 78,238.49 and 31,200.92 is: 43,057.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,694.55 : 78,238.49 = 31,200.92 : x
  2. Step 2: Convert to fraction form
    56,694.55/78,238.49 = 31,200.92/x
  3. Step 3: Cross multiply
    56,694.55x = 78,238.49 × 31,200.92
  4. Step 4: Simplify right side
    56,694.55x = 2,441,112,867.41
  5. Step 5: Solve for x
    x = 2,441,112,867.41/56,694.55
  6. Step 6: Final answer
    x = 43,057.28

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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.