Home / 92,727.36-127,867.50-79,342.92

Finding the Fourth Proportional to 92,727.36, 127,867.50 and 79,342.92

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Solution

The fourth proportional to 92,727.36, 127,867.50 and 79,342.92 is: 109,410.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,727.36 : 127,867.50 = 79,342.92 : x
  2. Step 2: Convert to fraction form
    92,727.36/127,867.50 = 79,342.92/x
  3. Step 3: Cross multiply
    92,727.36x = 127,867.50 × 79,342.92
  4. Step 4: Simplify right side
    92,727.36x = 10,145,380,823.10
  5. Step 5: Solve for x
    x = 10,145,380,823.10/92,727.36
  6. Step 6: Final answer
    x = 109,410.87

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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.