Home / 112,480.30-155,224.70-67,162.26

Finding the Fourth Proportional to 112,480.30, 155,224.70 and 67,162.26

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Solution

The fourth proportional to 112,480.30, 155,224.70 and 67,162.26 is: 92,685.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,480.30 : 155,224.70 = 67,162.26 : x
  2. Step 2: Convert to fraction form
    112,480.30/155,224.70 = 67,162.26/x
  3. Step 3: Cross multiply
    112,480.30x = 155,224.70 × 67,162.26
  4. Step 4: Simplify right side
    112,480.30x = 10,425,242,535.75
  5. Step 5: Solve for x
    x = 10,425,242,535.75/112,480.30
  6. Step 6: Final answer
    x = 92,685.06

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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.