Home / 49,079.06-67,648.23-34,720.34

Finding the Fourth Proportional to 49,079.06, 67,648.23 and 34,720.34

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Solution

The fourth proportional to 49,079.06, 67,648.23 and 34,720.34 is: 47,856.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,079.06 : 67,648.23 = 34,720.34 : x
  2. Step 2: Convert to fraction form
    49,079.06/67,648.23 = 34,720.34/x
  3. Step 3: Cross multiply
    49,079.06x = 67,648.23 × 34,720.34
  4. Step 4: Simplify right side
    49,079.06x = 2,348,769,546.00
  5. Step 5: Solve for x
    x = 2,348,769,546.00/49,079.06
  6. Step 6: Final answer
    x = 47,856.86

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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.