Home / 202,373.22-279,267.72-111,727.26

Finding the Fourth Proportional to 202,373.22, 279,267.72 and 111,727.26

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Solution

The fourth proportional to 202,373.22, 279,267.72 and 111,727.26 is: 154,179.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,373.22 : 279,267.72 = 111,727.26 : x
  2. Step 2: Convert to fraction form
    202,373.22/279,267.72 = 111,727.26/x
  3. Step 3: Cross multiply
    202,373.22x = 279,267.72 × 111,727.26
  4. Step 4: Simplify right side
    202,373.22x = 31,201,817,162.05
  5. Step 5: Solve for x
    x = 31,201,817,162.05/202,373.22
  6. Step 6: Final answer
    x = 154,179.58

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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.