Home / 111,558.06-167,337.09-28,452.06

Finding the Fourth Proportional to 111,558.06, 167,337.09 and 28,452.06

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Solution

The fourth proportional to 111,558.06, 167,337.09 and 28,452.06 is: 42,678.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,558.06 : 167,337.09 = 28,452.06 : x
  2. Step 2: Convert to fraction form
    111,558.06/167,337.09 = 28,452.06/x
  3. Step 3: Cross multiply
    111,558.06x = 167,337.09 × 28,452.06
  4. Step 4: Simplify right side
    111,558.06x = 4,761,084,924.91
  5. Step 5: Solve for x
    x = 4,761,084,924.91/111,558.06
  6. Step 6: Final answer
    x = 42,678.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.